forked from AFPy/python-docs-fr
3242 lines
98 KiB
Plaintext
3242 lines
98 KiB
Plaintext
# Copyright (C) 2001-2018, Python Software Foundation
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# For licence information, see README file.
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#
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msgid ""
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msgstr ""
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"Project-Id-Version: Python 3\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2020-08-24 09:01+0200\n"
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"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
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"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
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"Language-Team: FRENCH <traductions@lists.afpy.org>\n"
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"Language: fr\n"
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"MIME-Version: 1.0\n"
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"Content-Type: text/plain; charset=UTF-8\n"
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"Content-Transfer-Encoding: 8bit\n"
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#: c-api/typeobj.rst:6
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msgid "Type Objects"
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msgstr "Objets type"
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#: c-api/typeobj.rst:8
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msgid ""
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"Perhaps one of the most important structures of the Python object system is "
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"the structure that defines a new type: the :c:type:`PyTypeObject` "
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"structure. Type objects can be handled using any of the :c:func:`PyObject_"
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"\\*` or :c:func:`PyType_\\*` functions, but do not offer much that's "
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"interesting to most Python applications. These objects are fundamental to "
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"how objects behave, so they are very important to the interpreter itself and "
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"to any extension module that implements new types."
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msgstr ""
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#: c-api/typeobj.rst:16
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msgid ""
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"Type objects are fairly large compared to most of the standard types. The "
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"reason for the size is that each type object stores a large number of "
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"values, mostly C function pointers, each of which implements a small part of "
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"the type's functionality. The fields of the type object are examined in "
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"detail in this section. The fields will be described in the order in which "
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"they occur in the structure."
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msgstr ""
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#: c-api/typeobj.rst:23
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msgid ""
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"In addition to the following quick reference, the :ref:`typedef-examples` "
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"section provides at-a-glance insight into the meaning and use of :c:type:"
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"`PyTypeObject`."
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msgstr ""
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#: c-api/typeobj.rst:29
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msgid "Quick Reference"
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msgstr ""
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#: c-api/typeobj.rst:34
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msgid "\"tp slots\""
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msgstr ""
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#: c-api/typeobj.rst:40
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msgid "PyTypeObject Slot [#slots]_"
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msgstr ""
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#: c-api/typeobj.rst:40 c-api/typeobj.rst:193
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msgid ":ref:`Type <slot-typedefs-table>`"
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msgstr ""
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#: c-api/typeobj.rst:40
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msgid "special methods/attrs"
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msgstr ""
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#: c-api/typeobj.rst:40
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msgid "Info [#cols]_"
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msgstr ""
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#: c-api/typeobj.rst:42
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msgid "O"
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msgstr "O"
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#: c-api/typeobj.rst:42
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msgid "T"
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msgstr "T"
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#: c-api/typeobj.rst:42
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msgid "D"
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msgstr "D"
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#: c-api/typeobj.rst:42
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msgid "I"
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msgstr ""
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#: c-api/typeobj.rst:44
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msgid "<R> :c:member:`~PyTypeObject.tp_name`"
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msgstr ""
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#: c-api/typeobj.rst:44 c-api/typeobj.rst:86 c-api/typeobj.rst:0
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msgid "const char *"
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msgstr ""
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#: c-api/typeobj.rst:44
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msgid "__name__"
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msgstr "__name__"
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#: c-api/typeobj.rst:44 c-api/typeobj.rst:46 c-api/typeobj.rst:48
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#: c-api/typeobj.rst:50 c-api/typeobj.rst:52 c-api/typeobj.rst:62
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#: c-api/typeobj.rst:70 c-api/typeobj.rst:72 c-api/typeobj.rst:74
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#: c-api/typeobj.rst:76 c-api/typeobj.rst:79 c-api/typeobj.rst:84
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#: c-api/typeobj.rst:86 c-api/typeobj.rst:88 c-api/typeobj.rst:90
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#: c-api/typeobj.rst:92 c-api/typeobj.rst:99 c-api/typeobj.rst:101
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#: c-api/typeobj.rst:103 c-api/typeobj.rst:105 c-api/typeobj.rst:107
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#: c-api/typeobj.rst:109 c-api/typeobj.rst:111 c-api/typeobj.rst:115
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#: c-api/typeobj.rst:117 c-api/typeobj.rst:120 c-api/typeobj.rst:122
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#: c-api/typeobj.rst:124 c-api/typeobj.rst:126 c-api/typeobj.rst:128
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#: c-api/typeobj.rst:130 c-api/typeobj.rst:146
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msgid "X"
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msgstr ""
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#: c-api/typeobj.rst:46
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msgid ":c:member:`~PyTypeObject.tp_basicsize`"
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msgstr ""
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#: c-api/typeobj.rst:46 c-api/typeobj.rst:48 c-api/typeobj.rst:52
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#: c-api/typeobj.rst:99 c-api/typeobj.rst:120 c-api/typeobj.rst:0
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#: c-api/typeobj.rst:406
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msgid "Py_ssize_t"
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msgstr ""
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#: c-api/typeobj.rst:48
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msgid ":c:member:`~PyTypeObject.tp_itemsize`"
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msgstr ""
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#: c-api/typeobj.rst:50
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msgid ":c:member:`~PyTypeObject.tp_dealloc`"
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msgstr ""
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#: c-api/typeobj.rst:50 c-api/typeobj.rst:142 c-api/typeobj.rst:146
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#: c-api/typeobj.rst:336
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msgid ":c:type:`destructor`"
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msgstr ""
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#: c-api/typeobj.rst:52
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msgid ":c:member:`~PyTypeObject.tp_vectorcall_offset`"
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msgstr ""
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#: c-api/typeobj.rst:54
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msgid "(:c:member:`~PyTypeObject.tp_getattr`)"
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msgstr ""
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#: c-api/typeobj.rst:54 c-api/typeobj.rst:360
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msgid ":c:type:`getattrfunc`"
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msgstr ""
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#: c-api/typeobj.rst:54 c-api/typeobj.rst:76
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msgid "__getattribute__, __getattr__"
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msgstr ""
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#: c-api/typeobj.rst:54 c-api/typeobj.rst:57 c-api/typeobj.rst:70
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#: c-api/typeobj.rst:76 c-api/typeobj.rst:79 c-api/typeobj.rst:88
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#: c-api/typeobj.rst:90 c-api/typeobj.rst:92
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msgid "G"
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msgstr ""
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#: c-api/typeobj.rst:57
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msgid "(:c:member:`~PyTypeObject.tp_setattr`)"
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msgstr ""
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#: c-api/typeobj.rst:57 c-api/typeobj.rst:365
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msgid ":c:type:`setattrfunc`"
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msgstr ""
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#: c-api/typeobj.rst:57 c-api/typeobj.rst:79
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msgid "__setattr__, __delattr__"
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msgstr ""
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#: c-api/typeobj.rst:60
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msgid ":c:member:`~PyTypeObject.tp_as_async`"
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msgstr ""
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#: c-api/typeobj.rst:60
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msgid ":c:type:`PyAsyncMethods` *"
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msgstr ""
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#: c-api/typeobj.rst:60 c-api/typeobj.rst:64 c-api/typeobj.rst:66
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#: c-api/typeobj.rst:68
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msgid ":ref:`sub-slots`"
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msgstr ""
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#: c-api/typeobj.rst:60 c-api/typeobj.rst:64 c-api/typeobj.rst:66
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#: c-api/typeobj.rst:68 c-api/typeobj.rst:82
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msgid "%"
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msgstr "%"
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#: c-api/typeobj.rst:62
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msgid ":c:member:`~PyTypeObject.tp_repr`"
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msgstr ""
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#: c-api/typeobj.rst:62 c-api/typeobj.rst:74 c-api/typeobj.rst:358
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msgid ":c:type:`reprfunc`"
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msgstr ""
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#: c-api/typeobj.rst:62
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msgid "__repr__"
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msgstr ""
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#: c-api/typeobj.rst:64
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msgid ":c:member:`~PyTypeObject.tp_as_number`"
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msgstr ""
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#: c-api/typeobj.rst:64
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msgid ":c:type:`PyNumberMethods` *"
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msgstr ""
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#: c-api/typeobj.rst:66
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msgid ":c:member:`~PyTypeObject.tp_as_sequence`"
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msgstr ""
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#: c-api/typeobj.rst:66
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msgid ":c:type:`PySequenceMethods` *"
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msgstr ""
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#: c-api/typeobj.rst:68
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msgid ":c:member:`~PyTypeObject.tp_as_mapping`"
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msgstr ""
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#: c-api/typeobj.rst:68
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msgid ":c:type:`PyMappingMethods` *"
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msgstr ""
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#: c-api/typeobj.rst:70
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msgid ":c:member:`~PyTypeObject.tp_hash`"
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msgstr ""
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#: c-api/typeobj.rst:70 c-api/typeobj.rst:394
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msgid ":c:type:`hashfunc`"
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msgstr ""
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#: c-api/typeobj.rst:70
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msgid "__hash__"
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msgstr ""
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#: c-api/typeobj.rst:72
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msgid ":c:member:`~PyTypeObject.tp_call`"
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msgstr ""
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#: c-api/typeobj.rst:72 c-api/typeobj.rst:227 c-api/typeobj.rst:230
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#: c-api/typeobj.rst:430
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msgid ":c:type:`ternaryfunc`"
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msgstr ""
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#: c-api/typeobj.rst:72
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msgid "__call__"
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msgstr ""
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#: c-api/typeobj.rst:74
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msgid ":c:member:`~PyTypeObject.tp_str`"
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msgstr ""
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#: c-api/typeobj.rst:74
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msgid "__str__"
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msgstr ""
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#: c-api/typeobj.rst:76
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msgid ":c:member:`~PyTypeObject.tp_getattro`"
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msgstr ""
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#: c-api/typeobj.rst:76 c-api/typeobj.rst:371
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msgid ":c:type:`getattrofunc`"
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msgstr ""
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#: c-api/typeobj.rst:79
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msgid ":c:member:`~PyTypeObject.tp_setattro`"
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msgstr ""
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#: c-api/typeobj.rst:79 c-api/typeobj.rst:376
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msgid ":c:type:`setattrofunc`"
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msgstr ""
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#: c-api/typeobj.rst:82
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msgid ":c:member:`~PyTypeObject.tp_as_buffer`"
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msgstr ""
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#: c-api/typeobj.rst:82
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msgid ":c:type:`PyBufferProcs` *"
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msgstr ""
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#: c-api/typeobj.rst:84
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msgid ":c:member:`~PyTypeObject.tp_flags`"
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msgstr ""
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#: c-api/typeobj.rst:84
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msgid "unsigned long"
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msgstr "``unsigned long``"
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#: c-api/typeobj.rst:84 c-api/typeobj.rst:99 c-api/typeobj.rst:113
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#: c-api/typeobj.rst:120 c-api/typeobj.rst:124 c-api/typeobj.rst:126
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#: c-api/typeobj.rst:128
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msgid "?"
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msgstr ""
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#: c-api/typeobj.rst:86
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msgid ":c:member:`~PyTypeObject.tp_doc`"
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msgstr ""
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#: c-api/typeobj.rst:86
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msgid "__doc__"
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msgstr "__doc__"
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#: c-api/typeobj.rst:88
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msgid ":c:member:`~PyTypeObject.tp_traverse`"
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msgstr ""
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#: c-api/typeobj.rst:88 c-api/typeobj.rst:340
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msgid ":c:type:`traverseproc`"
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msgstr ""
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#: c-api/typeobj.rst:90
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msgid ":c:member:`~PyTypeObject.tp_clear`"
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msgstr ""
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#: c-api/typeobj.rst:90 c-api/typeobj.rst:130 c-api/typeobj.rst:238
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#: c-api/typeobj.rst:419
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msgid ":c:type:`inquiry`"
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msgstr ""
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#: c-api/typeobj.rst:92
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msgid ":c:member:`~PyTypeObject.tp_richcompare`"
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msgstr ""
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#: c-api/typeobj.rst:92 c-api/typeobj.rst:396
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msgid ":c:type:`richcmpfunc`"
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msgstr ""
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#: c-api/typeobj.rst:92
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msgid "__lt__, __le__, __eq__, __ne__, __gt__, __ge__"
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msgstr ""
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#: c-api/typeobj.rst:99
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msgid ":c:member:`~PyTypeObject.tp_weaklistoffset`"
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msgstr ""
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#: c-api/typeobj.rst:101
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msgid ":c:member:`~PyTypeObject.tp_iter`"
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msgstr ""
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#: c-api/typeobj.rst:101 c-api/typeobj.rst:402
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msgid ":c:type:`getiterfunc`"
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msgstr ""
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#: c-api/typeobj.rst:101
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msgid "__iter__"
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msgstr ""
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#: c-api/typeobj.rst:103
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msgid ":c:member:`~PyTypeObject.tp_iternext`"
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msgstr ""
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#: c-api/typeobj.rst:103 c-api/typeobj.rst:404
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msgid ":c:type:`iternextfunc`"
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msgstr ""
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#: c-api/typeobj.rst:103
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msgid "__next__"
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msgstr ""
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#: c-api/typeobj.rst:105
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msgid ":c:member:`~PyTypeObject.tp_methods`"
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msgstr ""
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#: c-api/typeobj.rst:105
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msgid ":c:type:`PyMethodDef` []"
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msgstr ""
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#: c-api/typeobj.rst:107
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msgid ":c:member:`~PyTypeObject.tp_members`"
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msgstr ""
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#: c-api/typeobj.rst:107
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msgid ":c:type:`PyMemberDef` []"
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msgstr ""
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#: c-api/typeobj.rst:109
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msgid ":c:member:`~PyTypeObject.tp_getset`"
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msgstr ""
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#: c-api/typeobj.rst:109
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msgid ":c:type:`PyGetSetDef` []"
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msgstr ""
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#: c-api/typeobj.rst:111
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msgid ":c:member:`~PyTypeObject.tp_base`"
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msgstr ""
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#: c-api/typeobj.rst:111 c-api/typeobj.rst:0
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msgid ":c:type:`PyTypeObject` *"
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msgstr ""
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#: c-api/typeobj.rst:111
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msgid "__base__"
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msgstr ""
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#: c-api/typeobj.rst:113
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msgid ":c:member:`~PyTypeObject.tp_dict`"
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msgstr ""
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#: c-api/typeobj.rst:113 c-api/typeobj.rst:132 c-api/typeobj.rst:134
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#: c-api/typeobj.rst:136 c-api/typeobj.rst:138 c-api/typeobj.rst:140
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#: c-api/typeobj.rst:331 c-api/typeobj.rst:0 c-api/typeobj.rst:346
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#: c-api/typeobj.rst:358 c-api/typeobj.rst:360 c-api/typeobj.rst:371
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#: c-api/typeobj.rst:382 c-api/typeobj.rst:394 c-api/typeobj.rst:396
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#: c-api/typeobj.rst:402 c-api/typeobj.rst:404 c-api/typeobj.rst:406
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#: c-api/typeobj.rst:421 c-api/typeobj.rst:425 c-api/typeobj.rst:430
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#: c-api/typeobj.rst:436
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msgid ":c:type:`PyObject` *"
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msgstr ""
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#: c-api/typeobj.rst:113
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msgid "__dict__"
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msgstr ""
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#: c-api/typeobj.rst:115
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msgid ":c:member:`~PyTypeObject.tp_descr_get`"
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msgstr ""
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#: c-api/typeobj.rst:115 c-api/typeobj.rst:382
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msgid ":c:type:`descrgetfunc`"
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msgstr ""
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#: c-api/typeobj.rst:115
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msgid "__get__"
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msgstr ""
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#: c-api/typeobj.rst:117
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msgid ":c:member:`~PyTypeObject.tp_descr_set`"
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msgstr ""
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#: c-api/typeobj.rst:117 c-api/typeobj.rst:388
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msgid ":c:type:`descrsetfunc`"
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msgstr ""
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#: c-api/typeobj.rst:117
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msgid "__set__, __delete__"
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msgstr ""
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#: c-api/typeobj.rst:120
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msgid ":c:member:`~PyTypeObject.tp_dictoffset`"
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msgstr ""
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#: c-api/typeobj.rst:122
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msgid ":c:member:`~PyTypeObject.tp_init`"
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msgstr ""
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#: c-api/typeobj.rst:122 c-api/typeobj.rst:352
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msgid ":c:type:`initproc`"
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msgstr ""
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#: c-api/typeobj.rst:122
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msgid "__init__"
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msgstr ""
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#: c-api/typeobj.rst:124
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msgid ":c:member:`~PyTypeObject.tp_alloc`"
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msgstr ""
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#: c-api/typeobj.rst:124 c-api/typeobj.rst:331
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msgid ":c:type:`allocfunc`"
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msgstr ""
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#: c-api/typeobj.rst:126
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msgid ":c:member:`~PyTypeObject.tp_new`"
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msgstr ""
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#: c-api/typeobj.rst:126 c-api/typeobj.rst:346
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msgid ":c:type:`newfunc`"
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msgstr ""
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#: c-api/typeobj.rst:126
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msgid "__new__"
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msgstr ""
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#: c-api/typeobj.rst:128
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msgid ":c:member:`~PyTypeObject.tp_free`"
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msgstr ""
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#: c-api/typeobj.rst:128 c-api/typeobj.rst:338
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msgid ":c:type:`freefunc`"
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msgstr ""
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#: c-api/typeobj.rst:130
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msgid ":c:member:`~PyTypeObject.tp_is_gc`"
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msgstr ""
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#: c-api/typeobj.rst:132
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msgid "<:c:member:`~PyTypeObject.tp_bases`>"
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msgstr ""
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#: c-api/typeobj.rst:132
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msgid "__bases__"
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msgstr ""
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#: c-api/typeobj.rst:132 c-api/typeobj.rst:134
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msgid "~"
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msgstr ""
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#: c-api/typeobj.rst:134
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msgid "<:c:member:`~PyTypeObject.tp_mro`>"
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msgstr ""
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#: c-api/typeobj.rst:134
|
|
msgid "__mro__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:136
|
|
msgid "[:c:member:`~PyTypeObject.tp_cache`]"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:138
|
|
msgid "[:c:member:`~PyTypeObject.tp_subclasses`]"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:138
|
|
msgid "__subclasses__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:140
|
|
msgid "[:c:member:`~PyTypeObject.tp_weaklist`]"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:142
|
|
msgid "(:c:member:`~PyTypeObject.tp_del`)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:144
|
|
msgid "[:c:member:`~PyTypeObject.tp_version_tag`]"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:144
|
|
msgid "unsigned int"
|
|
msgstr "``unsigned int``"
|
|
|
|
#: c-api/typeobj.rst:146
|
|
msgid ":c:member:`~PyTypeObject.tp_finalize`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:146
|
|
msgid "__del__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:148
|
|
msgid ":c:member:`~PyTypeObject.tp_vectorcall`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:148
|
|
msgid ":c:type:`vectorcallfunc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:152
|
|
msgid ""
|
|
"A slot name in parentheses indicates it is (effectively) deprecated. Names "
|
|
"in angle brackets should be treated as read-only. Names in square brackets "
|
|
"are for internal use only. \"<R>\" (as a prefix) means the field is required "
|
|
"(must be non-``NULL``)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:156
|
|
msgid "Columns:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:158
|
|
msgid "**\"O\"**: set on :c:type:`PyBaseObject_Type`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:160
|
|
msgid "**\"T\"**: set on :c:type:`PyType_Type`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:162
|
|
msgid "**\"D\"**: default (if slot is set to ``NULL``)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:172
|
|
msgid "**\"I\"**: inheritance"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:181
|
|
msgid ""
|
|
"Note that some slots are effectively inherited through the normal attribute "
|
|
"lookup chain."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:187
|
|
msgid "sub-slots"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:193
|
|
msgid "Slot"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:193
|
|
#, fuzzy
|
|
msgid "special methods"
|
|
msgstr "méthode spéciale"
|
|
|
|
#: c-api/typeobj.rst:196
|
|
msgid ":c:member:`~PyAsyncMethods.am_await`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:196 c-api/typeobj.rst:198 c-api/typeobj.rst:200
|
|
#: c-api/typeobj.rst:232 c-api/typeobj.rst:234 c-api/typeobj.rst:236
|
|
#: c-api/typeobj.rst:240 c-api/typeobj.rst:267 c-api/typeobj.rst:271
|
|
#: c-api/typeobj.rst:281 c-api/typeobj.rst:421
|
|
msgid ":c:type:`unaryfunc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:196
|
|
msgid "__await__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:198
|
|
msgid ":c:member:`~PyAsyncMethods.am_aiter`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:198
|
|
msgid "__aiter__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:200
|
|
msgid ":c:member:`~PyAsyncMethods.am_anext`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:200
|
|
msgid "__anext__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:204
|
|
msgid ":c:member:`~PyNumberMethods.nb_add`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:204 c-api/typeobj.rst:207 c-api/typeobj.rst:209
|
|
#: c-api/typeobj.rst:212 c-api/typeobj.rst:214 c-api/typeobj.rst:217
|
|
#: c-api/typeobj.rst:219 c-api/typeobj.rst:222 c-api/typeobj.rst:224
|
|
#: c-api/typeobj.rst:242 c-api/typeobj.rst:245 c-api/typeobj.rst:247
|
|
#: c-api/typeobj.rst:250 c-api/typeobj.rst:252 c-api/typeobj.rst:255
|
|
#: c-api/typeobj.rst:257 c-api/typeobj.rst:260 c-api/typeobj.rst:262
|
|
#: c-api/typeobj.rst:265 c-api/typeobj.rst:273 c-api/typeobj.rst:275
|
|
#: c-api/typeobj.rst:277 c-api/typeobj.rst:279 c-api/typeobj.rst:283
|
|
#: c-api/typeobj.rst:286 c-api/typeobj.rst:292 c-api/typeobj.rst:301
|
|
#: c-api/typeobj.rst:312 c-api/typeobj.rst:425
|
|
msgid ":c:type:`binaryfunc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:204
|
|
msgid "__add__ __radd__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:207
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_add`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:207 c-api/typeobj.rst:312
|
|
msgid "__iadd__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:209
|
|
msgid ":c:member:`~PyNumberMethods.nb_subtract`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:209
|
|
msgid "__sub__ __rsub__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:212
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_subtract`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:212
|
|
msgid "__sub__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:214
|
|
msgid ":c:member:`~PyNumberMethods.nb_multiply`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:214
|
|
msgid "__mul__ __rmul__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:217
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_multiply`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:217 c-api/typeobj.rst:303
|
|
msgid "__mul__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:219
|
|
msgid ":c:member:`~PyNumberMethods.nb_remainder`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:219
|
|
msgid "__mod__ __rmod__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:222
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_remainder`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:222
|
|
msgid "__mod__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:224
|
|
msgid ":c:member:`~PyNumberMethods.nb_divmod`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:224
|
|
msgid "__divmod__ __rdivmod__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:227
|
|
msgid ":c:member:`~PyNumberMethods.nb_power`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:227
|
|
msgid "__pow__ __rpow__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:230
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_power`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:230
|
|
msgid "__pow__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:232
|
|
msgid ":c:member:`~PyNumberMethods.nb_negative`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:232
|
|
msgid "__neg__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:234
|
|
msgid ":c:member:`~PyNumberMethods.nb_positive`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:234
|
|
msgid "__pos__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:236
|
|
msgid ":c:member:`~PyNumberMethods.nb_absolute`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:236
|
|
msgid "__abs__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:238
|
|
msgid ":c:member:`~PyNumberMethods.nb_bool`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:238
|
|
msgid "__bool__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:240
|
|
msgid ":c:member:`~PyNumberMethods.nb_invert`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:240
|
|
msgid "__invert__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:242
|
|
msgid ":c:member:`~PyNumberMethods.nb_lshift`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:242
|
|
msgid "__lshift__ __rlshift__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:245
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_lshift`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:245
|
|
msgid "__lshift__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:247
|
|
msgid ":c:member:`~PyNumberMethods.nb_rshift`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:247
|
|
msgid "__rshift__ __rrshift__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:250
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_rshift`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:250
|
|
msgid "__rshift__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:252
|
|
msgid ":c:member:`~PyNumberMethods.nb_and`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:252
|
|
msgid "__and__ __rand__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:255
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_and`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:255
|
|
msgid "__and__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:257
|
|
msgid ":c:member:`~PyNumberMethods.nb_xor`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:257
|
|
msgid "__xor__ __rxor__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:260
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_xor`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:260
|
|
msgid "__xor__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:262
|
|
msgid ":c:member:`~PyNumberMethods.nb_or`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:262
|
|
msgid "__or__ __ror__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:265
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_or`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:265
|
|
msgid "__or__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:267
|
|
msgid ":c:member:`~PyNumberMethods.nb_int`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:267
|
|
msgid "__int__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:269
|
|
msgid ":c:member:`~PyNumberMethods.nb_reserved`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:269 c-api/typeobj.rst:336 c-api/typeobj.rst:338
|
|
#: c-api/typeobj.rst:0 c-api/typeobj.rst:419
|
|
msgid "void *"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:271
|
|
msgid ":c:member:`~PyNumberMethods.nb_float`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:271
|
|
msgid "__float__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:273
|
|
msgid ":c:member:`~PyNumberMethods.nb_floor_divide`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:273 c-api/typeobj.rst:275
|
|
msgid "__floordiv__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:275
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_floor_divide`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:277
|
|
msgid ":c:member:`~PyNumberMethods.nb_true_divide`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:277 c-api/typeobj.rst:279
|
|
msgid "__truediv__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:279
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_true_divide`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:281
|
|
msgid ":c:member:`~PyNumberMethods.nb_index`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:281
|
|
msgid "__index__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:283
|
|
msgid ":c:member:`~PyNumberMethods.nb_matrix_multiply`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:283
|
|
msgid "__matmul__ __rmatmul__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:286
|
|
msgid ":c:member:`~PyNumberMethods.nb_inplace_matrix_multiply`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:286
|
|
msgid "__matmul__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:290
|
|
msgid ":c:member:`~PyMappingMethods.mp_length`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:290 c-api/typeobj.rst:299 c-api/typeobj.rst:406
|
|
msgid ":c:type:`lenfunc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:290 c-api/typeobj.rst:299
|
|
msgid "__len__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:292
|
|
msgid ":c:member:`~PyMappingMethods.mp_subscript`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:292 c-api/typeobj.rst:305
|
|
msgid "__getitem__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:294
|
|
msgid ":c:member:`~PyMappingMethods.mp_ass_subscript`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:294 c-api/typeobj.rst:451
|
|
msgid ":c:type:`objobjargproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:294
|
|
msgid "__setitem__, __delitem__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:299
|
|
msgid ":c:member:`~PySequenceMethods.sq_length`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:301
|
|
msgid ":c:member:`~PySequenceMethods.sq_concat`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:301
|
|
msgid "__add__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:303
|
|
msgid ":c:member:`~PySequenceMethods.sq_repeat`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:303 c-api/typeobj.rst:305 c-api/typeobj.rst:314
|
|
#: c-api/typeobj.rst:436
|
|
msgid ":c:type:`ssizeargfunc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:305
|
|
msgid ":c:member:`~PySequenceMethods.sq_item`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:307
|
|
msgid ":c:member:`~PySequenceMethods.sq_ass_item`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:307 c-api/typeobj.rst:441
|
|
msgid ":c:type:`ssizeobjargproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:307
|
|
msgid "__setitem__ __delitem__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:310
|
|
msgid ":c:member:`~PySequenceMethods.sq_contains`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:310 c-api/typeobj.rst:446
|
|
msgid ":c:type:`objobjproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:310
|
|
msgid "__contains__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:312
|
|
msgid ":c:member:`~PySequenceMethods.sq_inplace_concat`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:314
|
|
msgid ":c:member:`~PySequenceMethods.sq_inplace_repeat`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:314
|
|
msgid "__imul__"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:318
|
|
msgid ":c:member:`~PyBufferProcs.bf_getbuffer`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:318
|
|
msgid ":c:func:`getbufferproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:320
|
|
msgid ":c:member:`~PyBufferProcs.bf_releasebuffer`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:320
|
|
msgid ":c:func:`releasebufferproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:326
|
|
msgid "slot typedefs"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:329
|
|
msgid "typedef"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:329
|
|
msgid "Parameter Types"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:329
|
|
msgid "Return Type"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:336 c-api/typeobj.rst:338 c-api/typeobj.rst:414
|
|
msgid "void"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:0
|
|
msgid ":c:type:`visitproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:340 c-api/typeobj.rst:352 c-api/typeobj.rst:365
|
|
#: c-api/typeobj.rst:376 c-api/typeobj.rst:388 c-api/typeobj.rst:0
|
|
#: c-api/typeobj.rst:408 c-api/typeobj.rst:419 c-api/typeobj.rst:441
|
|
#: c-api/typeobj.rst:446 c-api/typeobj.rst:451
|
|
msgid "int"
|
|
msgstr "*int*"
|
|
|
|
#: c-api/typeobj.rst:394
|
|
msgid "Py_hash_t"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:408
|
|
msgid ":c:type:`getbufferproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:0
|
|
msgid ":c:type:`Py_buffer` *"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:414
|
|
msgid ":c:type:`releasebufferproc`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:458
|
|
msgid "See :ref:`slot-typedefs` below for more detail."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:462
|
|
msgid "PyTypeObject Definition"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:464
|
|
msgid ""
|
|
"The structure definition for :c:type:`PyTypeObject` can be found in :file:"
|
|
"`Include/object.h`. For convenience of reference, this repeats the "
|
|
"definition found there:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:474
|
|
#, fuzzy
|
|
msgid "PyObject Slots"
|
|
msgstr "Objets type"
|
|
|
|
#: c-api/typeobj.rst:476
|
|
msgid ""
|
|
"The type object structure extends the :c:type:`PyVarObject` structure. The :"
|
|
"attr:`ob_size` field is used for dynamic types (created by :func:"
|
|
"`type_new`, usually called from a class statement). Note that :c:data:"
|
|
"`PyType_Type` (the metatype) initializes :c:member:`~PyTypeObject."
|
|
"tp_itemsize`, which means that its instances (i.e. type objects) *must* have "
|
|
"the :attr:`ob_size` field."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:486
|
|
msgid ""
|
|
"These fields are only present when the macro ``Py_TRACE_REFS`` is defined. "
|
|
"Their initialization to ``NULL`` is taken care of by the "
|
|
"``PyObject_HEAD_INIT`` macro. For statically allocated objects, these "
|
|
"fields always remain ``NULL``. For dynamically allocated objects, these two "
|
|
"fields are used to link the object into a doubly-linked list of *all* live "
|
|
"objects on the heap. This could be used for various debugging purposes; "
|
|
"currently the only use is to print the objects that are still alive at the "
|
|
"end of a run when the environment variable :envvar:`PYTHONDUMPREFS` is set."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:495 c-api/typeobj.rst:508 c-api/typeobj.rst:531
|
|
#: c-api/typeobj.rst:544 c-api/typeobj.rst:586 c-api/typeobj.rst:629
|
|
#: c-api/typeobj.rst:675 c-api/typeobj.rst:719 c-api/typeobj.rst:738
|
|
#: c-api/typeobj.rst:755 c-api/typeobj.rst:773 c-api/typeobj.rst:797
|
|
#: c-api/typeobj.rst:814 c-api/typeobj.rst:826 c-api/typeobj.rst:838
|
|
#: c-api/typeobj.rst:871 c-api/typeobj.rst:889 c-api/typeobj.rst:909
|
|
#: c-api/typeobj.rst:930 c-api/typeobj.rst:956 c-api/typeobj.rst:975
|
|
#: c-api/typeobj.rst:991 c-api/typeobj.rst:1028 c-api/typeobj.rst:1039
|
|
#: c-api/typeobj.rst:1049 c-api/typeobj.rst:1059 c-api/typeobj.rst:1073
|
|
#: c-api/typeobj.rst:1092 c-api/typeobj.rst:1115 c-api/typeobj.rst:1162
|
|
#: c-api/typeobj.rst:1177 c-api/typeobj.rst:1245 c-api/typeobj.rst:1306
|
|
#: c-api/typeobj.rst:1365 c-api/typeobj.rst:1395 c-api/typeobj.rst:1427
|
|
#: c-api/typeobj.rst:1450 c-api/typeobj.rst:1463 c-api/typeobj.rst:1478
|
|
#: c-api/typeobj.rst:1492 c-api/typeobj.rst:1522 c-api/typeobj.rst:1542
|
|
#: c-api/typeobj.rst:1568 c-api/typeobj.rst:1586 c-api/typeobj.rst:1626
|
|
#: c-api/typeobj.rst:1677 c-api/typeobj.rst:1694 c-api/typeobj.rst:1732
|
|
#: c-api/typeobj.rst:1753 c-api/typeobj.rst:1785 c-api/typeobj.rst:1802
|
|
#: c-api/typeobj.rst:1813 c-api/typeobj.rst:1823 c-api/typeobj.rst:1832
|
|
#: c-api/typeobj.rst:1842 c-api/typeobj.rst:1856 c-api/typeobj.rst:1894
|
|
#: c-api/typeobj.rst:1911
|
|
msgid "**Inheritance:**"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:497
|
|
msgid "These fields are not inherited by subtypes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:502
|
|
msgid ""
|
|
"This is the type object's reference count, initialized to ``1`` by the "
|
|
"``PyObject_HEAD_INIT`` macro. Note that for statically allocated type "
|
|
"objects, the type's instances (objects whose :attr:`ob_type` points back to "
|
|
"the type) do *not* count as references. But for dynamically allocated type "
|
|
"objects, the instances *do* count as references."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:510 c-api/typeobj.rst:546 c-api/typeobj.rst:588
|
|
msgid "This field is not inherited by subtypes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:515
|
|
msgid ""
|
|
"This is the type's type, in other words its metatype. It is initialized by "
|
|
"the argument to the ``PyObject_HEAD_INIT`` macro, and its value should "
|
|
"normally be ``&PyType_Type``. However, for dynamically loadable extension "
|
|
"modules that must be usable on Windows (at least), the compiler complains "
|
|
"that this is not a valid initializer. Therefore, the convention is to pass "
|
|
"``NULL`` to the ``PyObject_HEAD_INIT`` macro and to initialize this field "
|
|
"explicitly at the start of the module's initialization function, before "
|
|
"doing anything else. This is typically done like this::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:526
|
|
msgid ""
|
|
"This should be done before any instances of the type are created. :c:func:"
|
|
"`PyType_Ready` checks if :attr:`ob_type` is ``NULL``, and if so, initializes "
|
|
"it to the :attr:`ob_type` field of the base class. :c:func:`PyType_Ready` "
|
|
"will not change this field if it is non-zero."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:533 c-api/typeobj.rst:677 c-api/typeobj.rst:799
|
|
#: c-api/typeobj.rst:891 c-api/typeobj.rst:911 c-api/typeobj.rst:1429
|
|
#: c-api/typeobj.rst:1452 c-api/typeobj.rst:1570 c-api/typeobj.rst:1588
|
|
#: c-api/typeobj.rst:1679 c-api/typeobj.rst:1787 c-api/typeobj.rst:1896
|
|
msgid "This field is inherited by subtypes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:537
|
|
msgid "PyVarObject Slots"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:541
|
|
msgid ""
|
|
"For statically allocated type objects, this should be initialized to zero. "
|
|
"For dynamically allocated type objects, this field has a special internal "
|
|
"meaning."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:550
|
|
#, fuzzy
|
|
msgid "PyTypeObject Slots"
|
|
msgstr "Objets type"
|
|
|
|
#: c-api/typeobj.rst:552
|
|
msgid ""
|
|
"Each slot has a section describing inheritance. If :c:func:`PyType_Ready` "
|
|
"may set a value when the field is set to ``NULL`` then there will also be a "
|
|
"\"Default\" section. (Note that many fields set on :c:type:"
|
|
"`PyBaseObject_Type` and :c:type:`PyType_Type` effectively act as defaults.)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:559
|
|
msgid ""
|
|
"Pointer to a NUL-terminated string containing the name of the type. For "
|
|
"types that are accessible as module globals, the string should be the full "
|
|
"module name, followed by a dot, followed by the type name; for built-in "
|
|
"types, it should be just the type name. If the module is a submodule of a "
|
|
"package, the full package name is part of the full module name. For "
|
|
"example, a type named :class:`T` defined in module :mod:`M` in subpackage :"
|
|
"mod:`Q` in package :mod:`P` should have the :c:member:`~PyTypeObject."
|
|
"tp_name` initializer ``\"P.Q.M.T\"``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:567
|
|
msgid ""
|
|
"For dynamically allocated type objects, this should just be the type name, "
|
|
"and the module name explicitly stored in the type dict as the value for key "
|
|
"``'__module__'``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:571
|
|
msgid ""
|
|
"For statically allocated type objects, the tp_name field should contain a "
|
|
"dot. Everything before the last dot is made accessible as the :attr:"
|
|
"`__module__` attribute, and everything after the last dot is made accessible "
|
|
"as the :attr:`~definition.__name__` attribute."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:576
|
|
msgid ""
|
|
"If no dot is present, the entire :c:member:`~PyTypeObject.tp_name` field is "
|
|
"made accessible as the :attr:`~definition.__name__` attribute, and the :attr:"
|
|
"`__module__` attribute is undefined (unless explicitly set in the "
|
|
"dictionary, as explained above). This means your type will be impossible to "
|
|
"pickle. Additionally, it will not be listed in module documentations "
|
|
"created with pydoc."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:582
|
|
msgid ""
|
|
"This field must not be ``NULL``. It is the only required field in :c:func:"
|
|
"`PyTypeObject` (other than potentially :c:member:`~PyTypeObject."
|
|
"tp_itemsize`)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:594
|
|
msgid ""
|
|
"These fields allow calculating the size in bytes of instances of the type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:596
|
|
msgid ""
|
|
"There are two kinds of types: types with fixed-length instances have a zero :"
|
|
"c:member:`~PyTypeObject.tp_itemsize` field, types with variable-length "
|
|
"instances have a non-zero :c:member:`~PyTypeObject.tp_itemsize` field. For "
|
|
"a type with fixed-length instances, all instances have the same size, given "
|
|
"in :c:member:`~PyTypeObject.tp_basicsize`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:601
|
|
msgid ""
|
|
"For a type with variable-length instances, the instances must have an :attr:"
|
|
"`ob_size` field, and the instance size is :c:member:`~PyTypeObject."
|
|
"tp_basicsize` plus N times :c:member:`~PyTypeObject.tp_itemsize`, where N is "
|
|
"the \"length\" of the object. The value of N is typically stored in the "
|
|
"instance's :attr:`ob_size` field. There are exceptions: for example, ints "
|
|
"use a negative :attr:`ob_size` to indicate a negative number, and N is "
|
|
"``abs(ob_size)`` there. Also, the presence of an :attr:`ob_size` field in "
|
|
"the instance layout doesn't mean that the instance structure is variable-"
|
|
"length (for example, the structure for the list type has fixed-length "
|
|
"instances, yet those instances have a meaningful :attr:`ob_size` field)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:612
|
|
msgid ""
|
|
"The basic size includes the fields in the instance declared by the macro :c:"
|
|
"macro:`PyObject_HEAD` or :c:macro:`PyObject_VAR_HEAD` (whichever is used to "
|
|
"declare the instance struct) and this in turn includes the :attr:`_ob_prev` "
|
|
"and :attr:`_ob_next` fields if they are present. This means that the only "
|
|
"correct way to get an initializer for the :c:member:`~PyTypeObject."
|
|
"tp_basicsize` is to use the ``sizeof`` operator on the struct used to "
|
|
"declare the instance layout. The basic size does not include the GC header "
|
|
"size."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:620
|
|
msgid ""
|
|
"A note about alignment: if the variable items require a particular "
|
|
"alignment, this should be taken care of by the value of :c:member:"
|
|
"`~PyTypeObject.tp_basicsize`. Example: suppose a type implements an array "
|
|
"of ``double``. :c:member:`~PyTypeObject.tp_itemsize` is ``sizeof(double)``. "
|
|
"It is the programmer's responsibility that :c:member:`~PyTypeObject."
|
|
"tp_basicsize` is a multiple of ``sizeof(double)`` (assuming this is the "
|
|
"alignment requirement for ``double``)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:627
|
|
msgid ""
|
|
"For any type with variable-length instances, this field must not be ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:631
|
|
msgid ""
|
|
"These fields are inherited separately by subtypes. If the base type has a "
|
|
"non-zero :c:member:`~PyTypeObject.tp_itemsize`, it is generally not safe to "
|
|
"set :c:member:`~PyTypeObject.tp_itemsize` to a different non-zero value in a "
|
|
"subtype (though this depends on the implementation of the base type)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:639
|
|
msgid ""
|
|
"A pointer to the instance destructor function. This function must be "
|
|
"defined unless the type guarantees that its instances will never be "
|
|
"deallocated (as is the case for the singletons ``None`` and ``Ellipsis``). "
|
|
"The function signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:645
|
|
msgid ""
|
|
"The destructor function is called by the :c:func:`Py_DECREF` and :c:func:"
|
|
"`Py_XDECREF` macros when the new reference count is zero. At this point, "
|
|
"the instance is still in existence, but there are no references to it. The "
|
|
"destructor function should free all references which the instance owns, free "
|
|
"all memory buffers owned by the instance (using the freeing function "
|
|
"corresponding to the allocation function used to allocate the buffer), and "
|
|
"call the type's :c:member:`~PyTypeObject.tp_free` function. If the type is "
|
|
"not subtypable (doesn't have the :const:`Py_TPFLAGS_BASETYPE` flag bit set), "
|
|
"it is permissible to call the object deallocator directly instead of via :c:"
|
|
"member:`~PyTypeObject.tp_free`. The object deallocator should be the one "
|
|
"used to allocate the instance; this is normally :c:func:`PyObject_Del` if "
|
|
"the instance was allocated using :c:func:`PyObject_New` or :c:func:"
|
|
"`PyObject_VarNew`, or :c:func:`PyObject_GC_Del` if the instance was "
|
|
"allocated using :c:func:`PyObject_GC_New` or :c:func:`PyObject_GC_NewVar`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:660
|
|
msgid ""
|
|
"Finally, if the type is heap allocated (:const:`Py_TPFLAGS_HEAPTYPE`), the "
|
|
"deallocator should decrement the reference count for its type object after "
|
|
"calling the type deallocator. In order to avoid dangling pointers, the "
|
|
"recommended way to achieve this is:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:682
|
|
msgid ""
|
|
"An optional offset to a per-instance function that implements calling the "
|
|
"object using the :ref:`vectorcall protocol <vectorcall>`, a more efficient "
|
|
"alternative of the simpler :c:member:`~PyTypeObject.tp_call`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:687
|
|
msgid ""
|
|
"This field is only used if the flag :const:`Py_TPFLAGS_HAVE_VECTORCALL` is "
|
|
"set. If so, this must be a positive integer containing the offset in the "
|
|
"instance of a :c:type:`vectorcallfunc` pointer."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:691
|
|
msgid ""
|
|
"The *vectorcallfunc* pointer may be ``NULL``, in which case the instance "
|
|
"behaves as if :const:`Py_TPFLAGS_HAVE_VECTORCALL` was not set: calling the "
|
|
"instance falls back to :c:member:`~PyTypeObject.tp_call`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:695
|
|
msgid ""
|
|
"Any class that sets ``Py_TPFLAGS_HAVE_VECTORCALL`` must also set :c:member:"
|
|
"`~PyTypeObject.tp_call` and make sure its behaviour is consistent with the "
|
|
"*vectorcallfunc* function. This can be done by setting *tp_call* to :c:func:"
|
|
"`PyVectorcall_Call`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:702
|
|
msgid ""
|
|
"It is not recommended for :ref:`heap types <heap-types>` to implement the "
|
|
"vectorcall protocol. When a user sets :attr:`__call__` in Python code, only "
|
|
"*tp_call* is updated, likely making it inconsistent with the vectorcall "
|
|
"function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:709
|
|
msgid ""
|
|
"The semantics of the ``tp_vectorcall_offset`` slot are provisional and "
|
|
"expected to be finalized in Python 3.9. If you use vectorcall, plan for "
|
|
"updating your code for Python 3.9."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:715
|
|
msgid ""
|
|
"Before version 3.8, this slot was named ``tp_print``. In Python 2.x, it was "
|
|
"used for printing to a file. In Python 3.0 to 3.7, it was unused."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:721
|
|
msgid ""
|
|
"This field is always inherited. However, the :const:"
|
|
"`Py_TPFLAGS_HAVE_VECTORCALL` flag is not always inherited. If it's not, then "
|
|
"the subclass won't use :ref:`vectorcall <vectorcall>`, except when :c:func:"
|
|
"`PyVectorcall_Call` is explicitly called. This is in particular the case for "
|
|
"`heap types`_ (including subclasses defined in Python)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:732
|
|
msgid "An optional pointer to the get-attribute-string function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:734
|
|
msgid ""
|
|
"This field is deprecated. When it is defined, it should point to a function "
|
|
"that acts the same as the :c:member:`~PyTypeObject.tp_getattro` function, "
|
|
"but taking a C string instead of a Python string object to give the "
|
|
"attribute name."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:740 c-api/typeobj.rst:932
|
|
msgid "Group: :attr:`tp_getattr`, :attr:`tp_getattro`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:742
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_getattro`: a subtype inherits both :c:member:`~PyTypeObject.tp_getattr` "
|
|
"and :c:member:`~PyTypeObject.tp_getattro` from its base type when the "
|
|
"subtype's :c:member:`~PyTypeObject.tp_getattr` and :c:member:`~PyTypeObject."
|
|
"tp_getattro` are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:749 c-api/typeobj.rst:945
|
|
msgid ""
|
|
"An optional pointer to the function for setting and deleting attributes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:751
|
|
msgid ""
|
|
"This field is deprecated. When it is defined, it should point to a function "
|
|
"that acts the same as the :c:member:`~PyTypeObject.tp_setattro` function, "
|
|
"but taking a C string instead of a Python string object to give the "
|
|
"attribute name."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:757 c-api/typeobj.rst:958
|
|
msgid "Group: :attr:`tp_setattr`, :attr:`tp_setattro`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:759
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_setattro`: a subtype inherits both :c:member:`~PyTypeObject.tp_setattr` "
|
|
"and :c:member:`~PyTypeObject.tp_setattro` from its base type when the "
|
|
"subtype's :c:member:`~PyTypeObject.tp_setattr` and :c:member:`~PyTypeObject."
|
|
"tp_setattro` are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:766
|
|
msgid ""
|
|
"Pointer to an additional structure that contains fields relevant only to "
|
|
"objects which implement :term:`awaitable` and :term:`asynchronous iterator` "
|
|
"protocols at the C-level. See :ref:`async-structs` for details."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:770
|
|
msgid "Formerly known as ``tp_compare`` and ``tp_reserved``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:775
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_as_async` field is not inherited, but the "
|
|
"contained fields are inherited individually."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:783
|
|
msgid ""
|
|
"An optional pointer to a function that implements the built-in function :"
|
|
"func:`repr`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:786
|
|
msgid "The signature is the same as for :c:func:`PyObject_Repr`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:790
|
|
msgid ""
|
|
"The function must return a string or a Unicode object. Ideally, this "
|
|
"function should return a string that, when passed to :func:`eval`, given a "
|
|
"suitable environment, returns an object with the same value. If this is not "
|
|
"feasible, it should return a string starting with ``'<'`` and ending with "
|
|
"``'>'`` from which both the type and the value of the object can be deduced."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:801 c-api/typeobj.rst:913 c-api/typeobj.rst:938
|
|
#: c-api/typeobj.rst:964 c-api/typeobj.rst:1006 c-api/typeobj.rst:1374
|
|
#: c-api/typeobj.rst:1526 c-api/typeobj.rst:1547 c-api/typeobj.rst:1645
|
|
#: c-api/typeobj.rst:1681 c-api/typeobj.rst:1699 c-api/typeobj.rst:1737
|
|
#: c-api/typeobj.rst:1758 c-api/typeobj.rst:1789
|
|
msgid "**Default:**"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:803
|
|
msgid ""
|
|
"When this field is not set, a string of the form ``<%s object at %p>`` is "
|
|
"returned, where ``%s`` is replaced by the type name, and ``%p`` by the "
|
|
"object's memory address."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:810
|
|
msgid ""
|
|
"Pointer to an additional structure that contains fields relevant only to "
|
|
"objects which implement the number protocol. These fields are documented "
|
|
"in :ref:`number-structs`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:816
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_as_number` field is not inherited, but the "
|
|
"contained fields are inherited individually."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:822
|
|
msgid ""
|
|
"Pointer to an additional structure that contains fields relevant only to "
|
|
"objects which implement the sequence protocol. These fields are documented "
|
|
"in :ref:`sequence-structs`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:828
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_as_sequence` field is not inherited, but the "
|
|
"contained fields are inherited individually."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:834
|
|
msgid ""
|
|
"Pointer to an additional structure that contains fields relevant only to "
|
|
"objects which implement the mapping protocol. These fields are documented "
|
|
"in :ref:`mapping-structs`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:840
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_as_mapping` field is not inherited, but the "
|
|
"contained fields are inherited individually."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:848
|
|
msgid ""
|
|
"An optional pointer to a function that implements the built-in function :"
|
|
"func:`hash`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:851
|
|
msgid "The signature is the same as for :c:func:`PyObject_Hash`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:855
|
|
msgid ""
|
|
"The value ``-1`` should not be returned as a normal return value; when an "
|
|
"error occurs during the computation of the hash value, the function should "
|
|
"set an exception and return ``-1``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:859
|
|
msgid ""
|
|
"When this field is not set (*and* :attr:`tp_richcompare` is not set), an "
|
|
"attempt to take the hash of the object raises :exc:`TypeError`. This is the "
|
|
"same as setting it to :c:func:`PyObject_HashNotImplemented`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:863
|
|
msgid ""
|
|
"This field can be set explicitly to :c:func:`PyObject_HashNotImplemented` to "
|
|
"block inheritance of the hash method from a parent type. This is interpreted "
|
|
"as the equivalent of ``__hash__ = None`` at the Python level, causing "
|
|
"``isinstance(o, collections.Hashable)`` to correctly return ``False``. Note "
|
|
"that the converse is also true - setting ``__hash__ = None`` on a class at "
|
|
"the Python level will result in the ``tp_hash`` slot being set to :c:func:"
|
|
"`PyObject_HashNotImplemented`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:873 c-api/typeobj.rst:1367
|
|
msgid "Group: :attr:`tp_hash`, :attr:`tp_richcompare`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:875
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_richcompare`: a subtype inherits both of :c:member:`~PyTypeObject."
|
|
"tp_richcompare` and :c:member:`~PyTypeObject.tp_hash`, when the subtype's :c:"
|
|
"member:`~PyTypeObject.tp_richcompare` and :c:member:`~PyTypeObject.tp_hash` "
|
|
"are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:883
|
|
msgid ""
|
|
"An optional pointer to a function that implements calling the object. This "
|
|
"should be ``NULL`` if the object is not callable. The signature is the same "
|
|
"as for :c:func:`PyObject_Call`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:896
|
|
msgid ""
|
|
"An optional pointer to a function that implements the built-in operation :"
|
|
"func:`str`. (Note that :class:`str` is a type now, and :func:`str` calls "
|
|
"the constructor for that type. This constructor calls :c:func:"
|
|
"`PyObject_Str` to do the actual work, and :c:func:`PyObject_Str` will call "
|
|
"this handler.)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:901
|
|
msgid "The signature is the same as for :c:func:`PyObject_Str`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:905
|
|
msgid ""
|
|
"The function must return a string or a Unicode object. It should be a "
|
|
"\"friendly\" string representation of the object, as this is the "
|
|
"representation that will be used, among other things, by the :func:`print` "
|
|
"function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:915
|
|
msgid ""
|
|
"When this field is not set, :c:func:`PyObject_Repr` is called to return a "
|
|
"string representation."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:921
|
|
msgid "An optional pointer to the get-attribute function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:923
|
|
msgid "The signature is the same as for :c:func:`PyObject_GetAttr`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:927
|
|
msgid ""
|
|
"It is usually convenient to set this field to :c:func:"
|
|
"`PyObject_GenericGetAttr`, which implements the normal way of looking for "
|
|
"object attributes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:934
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_getattr`: a subtype inherits both :c:member:`~PyTypeObject.tp_getattr` "
|
|
"and :c:member:`~PyTypeObject.tp_getattro` from its base type when the "
|
|
"subtype's :c:member:`~PyTypeObject.tp_getattr` and :c:member:`~PyTypeObject."
|
|
"tp_getattro` are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:940
|
|
msgid ":c:type:`PyBaseObject_Type` uses :c:func:`PyObject_GenericGetAttr`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:947
|
|
msgid "The signature is the same as for :c:func:`PyObject_SetAttr`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:951
|
|
msgid ""
|
|
"In addition, setting *value* to ``NULL`` to delete an attribute must be "
|
|
"supported. It is usually convenient to set this field to :c:func:"
|
|
"`PyObject_GenericSetAttr`, which implements the normal way of setting object "
|
|
"attributes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:960
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_setattr`: a subtype inherits both :c:member:`~PyTypeObject.tp_setattr` "
|
|
"and :c:member:`~PyTypeObject.tp_setattro` from its base type when the "
|
|
"subtype's :c:member:`~PyTypeObject.tp_setattr` and :c:member:`~PyTypeObject."
|
|
"tp_setattro` are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:966
|
|
msgid ":c:type:`PyBaseObject_Type` uses :c:func:`PyObject_GenericSetAttr`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:971
|
|
msgid ""
|
|
"Pointer to an additional structure that contains fields relevant only to "
|
|
"objects which implement the buffer interface. These fields are documented "
|
|
"in :ref:`buffer-structs`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:977
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_as_buffer` field is not inherited, but the "
|
|
"contained fields are inherited individually."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:983
|
|
msgid ""
|
|
"This field is a bit mask of various flags. Some flags indicate variant "
|
|
"semantics for certain situations; others are used to indicate that certain "
|
|
"fields in the type object (or in the extension structures referenced via :c:"
|
|
"member:`~PyTypeObject.tp_as_number`, :c:member:`~PyTypeObject."
|
|
"tp_as_sequence`, :c:member:`~PyTypeObject.tp_as_mapping`, and :c:member:"
|
|
"`~PyTypeObject.tp_as_buffer`) that were historically not always present are "
|
|
"valid; if such a flag bit is clear, the type fields it guards must not be "
|
|
"accessed and must be considered to have a zero or ``NULL`` value instead."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:993
|
|
msgid ""
|
|
"Inheritance of this field is complicated. Most flag bits are inherited "
|
|
"individually, i.e. if the base type has a flag bit set, the subtype inherits "
|
|
"this flag bit. The flag bits that pertain to extension structures are "
|
|
"strictly inherited if the extension structure is inherited, i.e. the base "
|
|
"type's value of the flag bit is copied into the subtype together with a "
|
|
"pointer to the extension structure. The :const:`Py_TPFLAGS_HAVE_GC` flag "
|
|
"bit is inherited together with the :c:member:`~PyTypeObject.tp_traverse` "
|
|
"and :c:member:`~PyTypeObject.tp_clear` fields, i.e. if the :const:"
|
|
"`Py_TPFLAGS_HAVE_GC` flag bit is clear in the subtype and the :c:member:"
|
|
"`~PyTypeObject.tp_traverse` and :c:member:`~PyTypeObject.tp_clear` fields in "
|
|
"the subtype exist and have ``NULL`` values."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1008
|
|
msgid ""
|
|
":c:type:`PyBaseObject_Type` uses ``Py_TPFLAGS_DEFAULT | "
|
|
"Py_TPFLAGS_BASETYPE``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1011
|
|
msgid "**Bit Masks:**"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1013
|
|
msgid ""
|
|
"The following bit masks are currently defined; these can be ORed together "
|
|
"using the ``|`` operator to form the value of the :c:member:`~PyTypeObject."
|
|
"tp_flags` field. The macro :c:func:`PyType_HasFeature` takes a type and a "
|
|
"flags value, *tp* and *f*, and checks whether ``tp->tp_flags & f`` is non-"
|
|
"zero."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1020
|
|
msgid ""
|
|
"This bit is set when the type object itself is allocated on the heap, for "
|
|
"example, types created dynamically using :c:func:`PyType_FromSpec`. In this "
|
|
"case, the :attr:`ob_type` field of its instances is considered a reference "
|
|
"to the type, and the type object is INCREF'ed when a new instance is "
|
|
"created, and DECREF'ed when an instance is destroyed (this does not apply to "
|
|
"instances of subtypes; only the type referenced by the instance's ob_type "
|
|
"gets INCREF'ed or DECREF'ed)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1030 c-api/typeobj.rst:1041 c-api/typeobj.rst:1051
|
|
#: c-api/typeobj.rst:1061 c-api/typeobj.rst:1094
|
|
msgid "???"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1035
|
|
msgid ""
|
|
"This bit is set when the type can be used as the base type of another type. "
|
|
"If this bit is clear, the type cannot be subtyped (similar to a \"final\" "
|
|
"class in Java)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1046
|
|
msgid ""
|
|
"This bit is set when the type object has been fully initialized by :c:func:"
|
|
"`PyType_Ready`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1056
|
|
msgid ""
|
|
"This bit is set while :c:func:`PyType_Ready` is in the process of "
|
|
"initializing the type object."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1066
|
|
msgid ""
|
|
"This bit is set when the object supports garbage collection. If this bit is "
|
|
"set, instances must be created using :c:func:`PyObject_GC_New` and destroyed "
|
|
"using :c:func:`PyObject_GC_Del`. More information in section :ref:"
|
|
"`supporting-cycle-detection`. This bit also implies that the GC-related "
|
|
"fields :c:member:`~PyTypeObject.tp_traverse` and :c:member:`~PyTypeObject."
|
|
"tp_clear` are present in the type object."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1075 c-api/typeobj.rst:1247 c-api/typeobj.rst:1308
|
|
msgid ""
|
|
"Group: :const:`Py_TPFLAGS_HAVE_GC`, :attr:`tp_traverse`, :attr:`tp_clear`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1077
|
|
msgid ""
|
|
"The :const:`Py_TPFLAGS_HAVE_GC` flag bit is inherited together with the :"
|
|
"attr:`tp_traverse` and :attr:`tp_clear` fields, i.e. if the :const:"
|
|
"`Py_TPFLAGS_HAVE_GC` flag bit is clear in the subtype and the :attr:"
|
|
"`tp_traverse` and :attr:`tp_clear` fields in the subtype exist and have "
|
|
"``NULL`` values."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1087
|
|
msgid ""
|
|
"This is a bitmask of all the bits that pertain to the existence of certain "
|
|
"fields in the type object and its extension structures. Currently, it "
|
|
"includes the following bits: :const:`Py_TPFLAGS_HAVE_STACKLESS_EXTENSION`, :"
|
|
"const:`Py_TPFLAGS_HAVE_VERSION_TAG`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1099
|
|
msgid "This bit indicates that objects behave like unbound methods."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1101
|
|
msgid "If this flag is set for ``type(meth)``, then:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1103
|
|
msgid ""
|
|
"``meth.__get__(obj, cls)(*args, **kwds)`` (with ``obj`` not None) must be "
|
|
"equivalent to ``meth(obj, *args, **kwds)``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1106
|
|
msgid ""
|
|
"``meth.__get__(None, cls)(*args, **kwds)`` must be equivalent to "
|
|
"``meth(*args, **kwds)``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1109
|
|
msgid ""
|
|
"This flag enables an optimization for typical method calls like ``obj."
|
|
"meth()``: it avoids creating a temporary \"bound method\" object for ``obj."
|
|
"meth``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1117
|
|
msgid ""
|
|
"This flag is never inherited by heap types. For extension types, it is "
|
|
"inherited whenever :c:member:`~PyTypeObject.tp_descr_get` is inherited."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1134
|
|
msgid ""
|
|
"These flags are used by functions such as :c:func:`PyLong_Check` to quickly "
|
|
"determine if a type is a subclass of a built-in type; such specific checks "
|
|
"are faster than a generic check, like :c:func:`PyObject_IsInstance`. Custom "
|
|
"types that inherit from built-ins should have their :c:member:`~PyTypeObject."
|
|
"tp_flags` set appropriately, or the code that interacts with such types will "
|
|
"behave differently depending on what kind of check is used."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1145
|
|
msgid ""
|
|
"This bit is set when the :c:member:`~PyTypeObject.tp_finalize` slot is "
|
|
"present in the type structure."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1150
|
|
msgid ""
|
|
"This flag isn't necessary anymore, as the interpreter assumes the :c:member:"
|
|
"`~PyTypeObject.tp_finalize` slot is always present in the type structure."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1158
|
|
msgid ""
|
|
"This bit is set when the class implements the :ref:`vectorcall protocol "
|
|
"<vectorcall>`. See :c:member:`~PyTypeObject.tp_vectorcall_offset` for "
|
|
"details."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1164
|
|
msgid ""
|
|
"This bit is inherited for *static* subtypes if :c:member:`~PyTypeObject."
|
|
"tp_call` is also inherited. `Heap types`_ do not inherit "
|
|
"``Py_TPFLAGS_HAVE_VECTORCALL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1173
|
|
msgid ""
|
|
"An optional pointer to a NUL-terminated C string giving the docstring for "
|
|
"this type object. This is exposed as the :attr:`__doc__` attribute on the "
|
|
"type and instances of the type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1179
|
|
msgid "This field is *not* inherited by subtypes."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1184
|
|
msgid ""
|
|
"An optional pointer to a traversal function for the garbage collector. This "
|
|
"is only used if the :const:`Py_TPFLAGS_HAVE_GC` flag bit is set. The "
|
|
"signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1189 c-api/typeobj.rst:1303
|
|
msgid ""
|
|
"More information about Python's garbage collection scheme can be found in "
|
|
"section :ref:`supporting-cycle-detection`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1192
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_traverse` pointer is used by the garbage "
|
|
"collector to detect reference cycles. A typical implementation of a :c:"
|
|
"member:`~PyTypeObject.tp_traverse` function simply calls :c:func:`Py_VISIT` "
|
|
"on each of the instance's members that are Python objects that the instance "
|
|
"owns. For example, this is function :c:func:`local_traverse` from the :mod:"
|
|
"`_thread` extension module::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1207
|
|
msgid ""
|
|
"Note that :c:func:`Py_VISIT` is called only on those members that can "
|
|
"participate in reference cycles. Although there is also a ``self->key`` "
|
|
"member, it can only be ``NULL`` or a Python string and therefore cannot be "
|
|
"part of a reference cycle."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1211
|
|
msgid ""
|
|
"On the other hand, even if you know a member can never be part of a cycle, "
|
|
"as a debugging aid you may want to visit it anyway just so the :mod:`gc` "
|
|
"module's :func:`~gc.get_referents` function will include it."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1216
|
|
msgid ""
|
|
"When implementing :c:member:`~PyTypeObject.tp_traverse`, only the members "
|
|
"that the instance *owns* (by having strong references to them) must be "
|
|
"visited. For instance, if an object supports weak references via the :c:"
|
|
"member:`~PyTypeObject.tp_weaklist` slot, the pointer supporting the linked "
|
|
"list (what *tp_weaklist* points to) must **not** be visited as the instance "
|
|
"does not directly own the weak references to itself (the weakreference list "
|
|
"is there to support the weak reference machinery, but the instance has no "
|
|
"strong reference to the elements inside it, as they are allowed to be "
|
|
"removed even if the instance is still alive)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1226
|
|
msgid ""
|
|
"Note that :c:func:`Py_VISIT` requires the *visit* and *arg* parameters to :c:"
|
|
"func:`local_traverse` to have these specific names; don't name them just "
|
|
"anything."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1230
|
|
msgid ""
|
|
"Heap-allocated types (:const:`Py_TPFLAGS_HEAPTYPE`, such as those created "
|
|
"with :c:func:`PyType_FromSpec` and similar APIs) hold a reference to their "
|
|
"type. Their traversal function must therefore either visit :c:func:"
|
|
"`Py_TYPE(self) <Py_TYPE>`, or delegate this responsibility by calling "
|
|
"``tp_traverse`` of another heap-allocated type (such as a heap-allocated "
|
|
"superclass). If they do not, the type object may not be garbage-collected."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1240
|
|
msgid ""
|
|
"Heap-allocated types are expected to visit ``Py_TYPE(self)`` in "
|
|
"``tp_traverse``. In earlier versions of Python, due to `bug 40217 <https://"
|
|
"bugs.python.org/issue40217>`_, doing this may lead to crashes in subclasses."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1249
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_clear` and the :const:`Py_TPFLAGS_HAVE_GC` flag bit: the flag bit, :c:"
|
|
"member:`~PyTypeObject.tp_traverse`, and :c:member:`~PyTypeObject.tp_clear` "
|
|
"are all inherited from the base type if they are all zero in the subtype."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1257
|
|
msgid ""
|
|
"An optional pointer to a clear function for the garbage collector. This is "
|
|
"only used if the :const:`Py_TPFLAGS_HAVE_GC` flag bit is set. The signature "
|
|
"is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1262
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_clear` member function is used to break "
|
|
"reference cycles in cyclic garbage detected by the garbage collector. Taken "
|
|
"together, all :c:member:`~PyTypeObject.tp_clear` functions in the system "
|
|
"must combine to break all reference cycles. This is subtle, and if in any "
|
|
"doubt supply a :c:member:`~PyTypeObject.tp_clear` function. For example, "
|
|
"the tuple type does not implement a :c:member:`~PyTypeObject.tp_clear` "
|
|
"function, because it's possible to prove that no reference cycle can be "
|
|
"composed entirely of tuples. Therefore the :c:member:`~PyTypeObject."
|
|
"tp_clear` functions of other types must be sufficient to break any cycle "
|
|
"containing a tuple. This isn't immediately obvious, and there's rarely a "
|
|
"good reason to avoid implementing :c:member:`~PyTypeObject.tp_clear`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1272
|
|
msgid ""
|
|
"Implementations of :c:member:`~PyTypeObject.tp_clear` should drop the "
|
|
"instance's references to those of its members that may be Python objects, "
|
|
"and set its pointers to those members to ``NULL``, as in the following "
|
|
"example::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1286
|
|
msgid ""
|
|
"The :c:func:`Py_CLEAR` macro should be used, because clearing references is "
|
|
"delicate: the reference to the contained object must not be decremented "
|
|
"until after the pointer to the contained object is set to ``NULL``. This is "
|
|
"because decrementing the reference count may cause the contained object to "
|
|
"become trash, triggering a chain of reclamation activity that may include "
|
|
"invoking arbitrary Python code (due to finalizers, or weakref callbacks, "
|
|
"associated with the contained object). If it's possible for such code to "
|
|
"reference *self* again, it's important that the pointer to the contained "
|
|
"object be ``NULL`` at that time, so that *self* knows the contained object "
|
|
"can no longer be used. The :c:func:`Py_CLEAR` macro performs the operations "
|
|
"in a safe order."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1297
|
|
msgid ""
|
|
"Because the goal of :c:member:`~PyTypeObject.tp_clear` functions is to break "
|
|
"reference cycles, it's not necessary to clear contained objects like Python "
|
|
"strings or Python integers, which can't participate in reference cycles. On "
|
|
"the other hand, it may be convenient to clear all contained Python objects, "
|
|
"and write the type's :c:member:`~PyTypeObject.tp_dealloc` function to "
|
|
"invoke :c:member:`~PyTypeObject.tp_clear`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1310
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_traverse` and the :const:`Py_TPFLAGS_HAVE_GC` flag bit: the flag bit, :c:"
|
|
"member:`~PyTypeObject.tp_traverse`, and :c:member:`~PyTypeObject.tp_clear` "
|
|
"are all inherited from the base type if they are all zero in the subtype."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1318
|
|
msgid ""
|
|
"An optional pointer to the rich comparison function, whose signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1322
|
|
msgid ""
|
|
"The first parameter is guaranteed to be an instance of the type that is "
|
|
"defined by :c:type:`PyTypeObject`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1325
|
|
msgid ""
|
|
"The function should return the result of the comparison (usually ``Py_True`` "
|
|
"or ``Py_False``). If the comparison is undefined, it must return "
|
|
"``Py_NotImplemented``, if another error occurred it must return ``NULL`` and "
|
|
"set an exception condition."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1330
|
|
msgid ""
|
|
"The following constants are defined to be used as the third argument for :c:"
|
|
"member:`~PyTypeObject.tp_richcompare` and for :c:func:`PyObject_RichCompare`:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1334
|
|
msgid "Constant"
|
|
msgstr "Constante"
|
|
|
|
#: c-api/typeobj.rst:1334
|
|
msgid "Comparison"
|
|
msgstr "Comparaison"
|
|
|
|
#: c-api/typeobj.rst:1336
|
|
msgid ":const:`Py_LT`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1336
|
|
msgid "``<``"
|
|
msgstr "``<``"
|
|
|
|
#: c-api/typeobj.rst:1338
|
|
msgid ":const:`Py_LE`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1338
|
|
msgid "``<=``"
|
|
msgstr "``<=``"
|
|
|
|
#: c-api/typeobj.rst:1340
|
|
msgid ":const:`Py_EQ`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1340
|
|
msgid "``==``"
|
|
msgstr "``==``"
|
|
|
|
#: c-api/typeobj.rst:1342
|
|
msgid ":const:`Py_NE`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1342
|
|
msgid "``!=``"
|
|
msgstr "``!=``"
|
|
|
|
#: c-api/typeobj.rst:1344
|
|
msgid ":const:`Py_GT`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1344
|
|
msgid "``>``"
|
|
msgstr "``>``"
|
|
|
|
#: c-api/typeobj.rst:1346
|
|
msgid ":const:`Py_GE`"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1346
|
|
msgid "``>=``"
|
|
msgstr "``>=``"
|
|
|
|
#: c-api/typeobj.rst:1349
|
|
msgid ""
|
|
"The following macro is defined to ease writing rich comparison functions:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1353
|
|
msgid ""
|
|
"Return ``Py_True`` or ``Py_False`` from the function, depending on the "
|
|
"result of a comparison. VAL_A and VAL_B must be orderable by C comparison "
|
|
"operators (for example, they may be C ints or floats). The third argument "
|
|
"specifies the requested operation, as for :c:func:`PyObject_RichCompare`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1359
|
|
msgid "The return value's reference count is properly incremented."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1361
|
|
msgid "On error, sets an exception and returns ``NULL`` from the function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1369
|
|
msgid ""
|
|
"This field is inherited by subtypes together with :c:member:`~PyTypeObject."
|
|
"tp_hash`: a subtype inherits :c:member:`~PyTypeObject.tp_richcompare` and :c:"
|
|
"member:`~PyTypeObject.tp_hash` when the subtype's :c:member:`~PyTypeObject."
|
|
"tp_richcompare` and :c:member:`~PyTypeObject.tp_hash` are both ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1376
|
|
msgid ""
|
|
":c:type:`PyBaseObject_Type` provides a :attr:`tp_richcompare` "
|
|
"implementation, which may be inherited. However, if only :attr:`tp_hash` is "
|
|
"defined, not even the inherited function is used and instances of the type "
|
|
"will not be able to participate in any comparisons."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1385
|
|
msgid ""
|
|
"If the instances of this type are weakly referenceable, this field is "
|
|
"greater than zero and contains the offset in the instance structure of the "
|
|
"weak reference list head (ignoring the GC header, if present); this offset "
|
|
"is used by :c:func:`PyObject_ClearWeakRefs` and the :c:func:`PyWeakref_\\*` "
|
|
"functions. The instance structure needs to include a field of type :c:type:"
|
|
"`PyObject*` which is initialized to ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1392
|
|
msgid ""
|
|
"Do not confuse this field with :c:member:`~PyTypeObject.tp_weaklist`; that "
|
|
"is the list head for weak references to the type object itself."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1397
|
|
msgid ""
|
|
"This field is inherited by subtypes, but see the rules listed below. A "
|
|
"subtype may override this offset; this means that the subtype uses a "
|
|
"different weak reference list head than the base type. Since the list head "
|
|
"is always found via :c:member:`~PyTypeObject.tp_weaklistoffset`, this should "
|
|
"not be a problem."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1402
|
|
msgid ""
|
|
"When a type defined by a class statement has no :attr:`~object.__slots__` "
|
|
"declaration, and none of its base types are weakly referenceable, the type "
|
|
"is made weakly referenceable by adding a weak reference list head slot to "
|
|
"the instance layout and setting the :c:member:`~PyTypeObject."
|
|
"tp_weaklistoffset` of that slot's offset."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1407
|
|
msgid ""
|
|
"When a type's :attr:`__slots__` declaration contains a slot named :attr:"
|
|
"`__weakref__`, that slot becomes the weak reference list head for instances "
|
|
"of the type, and the slot's offset is stored in the type's :c:member:"
|
|
"`~PyTypeObject.tp_weaklistoffset`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1412
|
|
msgid ""
|
|
"When a type's :attr:`__slots__` declaration does not contain a slot named :"
|
|
"attr:`__weakref__`, the type inherits its :c:member:`~PyTypeObject."
|
|
"tp_weaklistoffset` from its base type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1419
|
|
msgid ""
|
|
"An optional pointer to a function that returns an iterator for the object. "
|
|
"Its presence normally signals that the instances of this type are iterable "
|
|
"(although sequences may be iterable without this function)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1423
|
|
msgid "This function has the same signature as :c:func:`PyObject_GetIter`::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1434
|
|
msgid ""
|
|
"An optional pointer to a function that returns the next item in an iterator. "
|
|
"The signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1439
|
|
msgid ""
|
|
"When the iterator is exhausted, it must return ``NULL``; a :exc:"
|
|
"`StopIteration` exception may or may not be set. When another error occurs, "
|
|
"it must return ``NULL`` too. Its presence signals that the instances of "
|
|
"this type are iterators."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1444
|
|
msgid ""
|
|
"Iterator types should also define the :c:member:`~PyTypeObject.tp_iter` "
|
|
"function, and that function should return the iterator instance itself (not "
|
|
"a new iterator instance)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1448
|
|
msgid "This function has the same signature as :c:func:`PyIter_Next`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1457
|
|
msgid ""
|
|
"An optional pointer to a static ``NULL``-terminated array of :c:type:"
|
|
"`PyMethodDef` structures, declaring regular methods of this type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1460
|
|
msgid ""
|
|
"For each entry in the array, an entry is added to the type's dictionary "
|
|
"(see :c:member:`~PyTypeObject.tp_dict` below) containing a method descriptor."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1465
|
|
msgid ""
|
|
"This field is not inherited by subtypes (methods are inherited through a "
|
|
"different mechanism)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1471
|
|
msgid ""
|
|
"An optional pointer to a static ``NULL``-terminated array of :c:type:"
|
|
"`PyMemberDef` structures, declaring regular data members (fields or slots) "
|
|
"of instances of this type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1475
|
|
msgid ""
|
|
"For each entry in the array, an entry is added to the type's dictionary "
|
|
"(see :c:member:`~PyTypeObject.tp_dict` below) containing a member descriptor."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1480
|
|
msgid ""
|
|
"This field is not inherited by subtypes (members are inherited through a "
|
|
"different mechanism)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1486
|
|
msgid ""
|
|
"An optional pointer to a static ``NULL``-terminated array of :c:type:"
|
|
"`PyGetSetDef` structures, declaring computed attributes of instances of this "
|
|
"type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1489
|
|
msgid ""
|
|
"For each entry in the array, an entry is added to the type's dictionary "
|
|
"(see :c:member:`~PyTypeObject.tp_dict` below) containing a getset descriptor."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1494
|
|
msgid ""
|
|
"This field is not inherited by subtypes (computed attributes are inherited "
|
|
"through a different mechanism)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1500
|
|
msgid ""
|
|
"An optional pointer to a base type from which type properties are "
|
|
"inherited. At this level, only single inheritance is supported; multiple "
|
|
"inheritance require dynamically creating a type object by calling the "
|
|
"metatype."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1508
|
|
msgid ""
|
|
"Slot initialization is subject to the rules of initializing globals. C99 "
|
|
"requires the initializers to be \"address constants\". Function designators "
|
|
"like :c:func:`PyType_GenericNew`, with implicit conversion to a pointer, are "
|
|
"valid C99 address constants."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1513
|
|
msgid ""
|
|
"However, the unary '&' operator applied to a non-static variable like :c:"
|
|
"func:`PyBaseObject_Type` is not required to produce an address constant. "
|
|
"Compilers may support this (gcc does), MSVC does not. Both compilers are "
|
|
"strictly standard conforming in this particular behavior."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1519
|
|
msgid ""
|
|
"Consequently, :c:member:`~PyTypeObject.tp_base` should be set in the "
|
|
"extension module's init function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1524
|
|
msgid "This field is not inherited by subtypes (obviously)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1528
|
|
msgid ""
|
|
"This field defaults to ``&PyBaseObject_Type`` (which to Python programmers "
|
|
"is known as the type :class:`object`)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1534
|
|
msgid "The type's dictionary is stored here by :c:func:`PyType_Ready`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1536
|
|
msgid ""
|
|
"This field should normally be initialized to ``NULL`` before PyType_Ready is "
|
|
"called; it may also be initialized to a dictionary containing initial "
|
|
"attributes for the type. Once :c:func:`PyType_Ready` has initialized the "
|
|
"type, extra attributes for the type may be added to this dictionary only if "
|
|
"they don't correspond to overloaded operations (like :meth:`__add__`)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1544
|
|
msgid ""
|
|
"This field is not inherited by subtypes (though the attributes defined in "
|
|
"here are inherited through a different mechanism)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1549
|
|
msgid ""
|
|
"If this field is ``NULL``, :c:func:`PyType_Ready` will assign a new "
|
|
"dictionary to it."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1554
|
|
msgid ""
|
|
"It is not safe to use :c:func:`PyDict_SetItem` on or otherwise modify :c:"
|
|
"member:`~PyTypeObject.tp_dict` with the dictionary C-API."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1560
|
|
msgid "An optional pointer to a \"descriptor get\" function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1562 c-api/typeobj.rst:1578 c-api/typeobj.rst:1660
|
|
#: c-api/typeobj.rst:1690 c-api/typeobj.rst:1714
|
|
msgid "The function signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1575
|
|
msgid ""
|
|
"An optional pointer to a function for setting and deleting a descriptor's "
|
|
"value."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1582
|
|
msgid "The *value* argument is set to ``NULL`` to delete the value."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1593
|
|
msgid ""
|
|
"If the instances of this type have a dictionary containing instance "
|
|
"variables, this field is non-zero and contains the offset in the instances "
|
|
"of the type of the instance variable dictionary; this offset is used by :c:"
|
|
"func:`PyObject_GenericGetAttr`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1598
|
|
msgid ""
|
|
"Do not confuse this field with :c:member:`~PyTypeObject.tp_dict`; that is "
|
|
"the dictionary for attributes of the type object itself."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1601
|
|
msgid ""
|
|
"If the value of this field is greater than zero, it specifies the offset "
|
|
"from the start of the instance structure. If the value is less than zero, "
|
|
"it specifies the offset from the *end* of the instance structure. A "
|
|
"negative offset is more expensive to use, and should only be used when the "
|
|
"instance structure contains a variable-length part. This is used for "
|
|
"example to add an instance variable dictionary to subtypes of :class:`str` "
|
|
"or :class:`tuple`. Note that the :c:member:`~PyTypeObject.tp_basicsize` "
|
|
"field should account for the dictionary added to the end in that case, even "
|
|
"though the dictionary is not included in the basic object layout. On a "
|
|
"system with a pointer size of 4 bytes, :c:member:`~PyTypeObject."
|
|
"tp_dictoffset` should be set to ``-4`` to indicate that the dictionary is at "
|
|
"the very end of the structure."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1613
|
|
msgid ""
|
|
"The real dictionary offset in an instance can be computed from a negative :c:"
|
|
"member:`~PyTypeObject.tp_dictoffset` as follows::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1620
|
|
msgid ""
|
|
"where :c:member:`~PyTypeObject.tp_basicsize`, :c:member:`~PyTypeObject."
|
|
"tp_itemsize` and :c:member:`~PyTypeObject.tp_dictoffset` are taken from the "
|
|
"type object, and :attr:`ob_size` is taken from the instance. The absolute "
|
|
"value is taken because ints use the sign of :attr:`ob_size` to store the "
|
|
"sign of the number. (There's never a need to do this calculation yourself; "
|
|
"it is done for you by :c:func:`_PyObject_GetDictPtr`.)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1628
|
|
msgid ""
|
|
"This field is inherited by subtypes, but see the rules listed below. A "
|
|
"subtype may override this offset; this means that the subtype instances "
|
|
"store the dictionary at a difference offset than the base type. Since the "
|
|
"dictionary is always found via :c:member:`~PyTypeObject.tp_dictoffset`, this "
|
|
"should not be a problem."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1633
|
|
msgid ""
|
|
"When a type defined by a class statement has no :attr:`~object.__slots__` "
|
|
"declaration, and none of its base types has an instance variable dictionary, "
|
|
"a dictionary slot is added to the instance layout and the :c:member:"
|
|
"`~PyTypeObject.tp_dictoffset` is set to that slot's offset."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1638
|
|
msgid ""
|
|
"When a type defined by a class statement has a :attr:`__slots__` "
|
|
"declaration, the type inherits its :c:member:`~PyTypeObject.tp_dictoffset` "
|
|
"from its base type."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1641
|
|
msgid ""
|
|
"(Adding a slot named :attr:`~object.__dict__` to the :attr:`__slots__` "
|
|
"declaration does not have the expected effect, it just causes confusion. "
|
|
"Maybe this should be added as a feature just like :attr:`__weakref__` "
|
|
"though.)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1647
|
|
msgid ""
|
|
"This slot has no default. For static types, if the field is ``NULL`` then "
|
|
"no :attr:`__dict__` gets created for instances."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1653
|
|
msgid "An optional pointer to an instance initialization function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1655
|
|
msgid ""
|
|
"This function corresponds to the :meth:`__init__` method of classes. Like :"
|
|
"meth:`__init__`, it is possible to create an instance without calling :meth:"
|
|
"`__init__`, and it is possible to reinitialize an instance by calling its :"
|
|
"meth:`__init__` method again."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1664
|
|
msgid ""
|
|
"The self argument is the instance to be initialized; the *args* and *kwds* "
|
|
"arguments represent positional and keyword arguments of the call to :meth:"
|
|
"`__init__`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1668
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_init` function, if not ``NULL``, is called "
|
|
"when an instance is created normally by calling its type, after the type's :"
|
|
"c:member:`~PyTypeObject.tp_new` function has returned an instance of the "
|
|
"type. If the :c:member:`~PyTypeObject.tp_new` function returns an instance "
|
|
"of some other type that is not a subtype of the original type, no :c:member:"
|
|
"`~PyTypeObject.tp_init` function is called; if :c:member:`~PyTypeObject."
|
|
"tp_new` returns an instance of a subtype of the original type, the "
|
|
"subtype's :c:member:`~PyTypeObject.tp_init` is called."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1675
|
|
msgid "Returns ``0`` on success, ``-1`` and sets an exception on error."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1683
|
|
msgid "For static types this field does not have a default."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1688
|
|
msgid "An optional pointer to an instance allocation function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1696
|
|
msgid ""
|
|
"This field is inherited by static subtypes, but not by dynamic subtypes "
|
|
"(subtypes created by a class statement)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1701
|
|
msgid ""
|
|
"For dynamic subtypes, this field is always set to :c:func:"
|
|
"`PyType_GenericAlloc`, to force a standard heap allocation strategy."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1705
|
|
msgid ""
|
|
"For static subtypes, :c:type:`PyBaseObject_Type` uses :c:func:"
|
|
"`PyType_GenericAlloc`. That is the recommended value for all statically "
|
|
"defined types."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1712
|
|
msgid "An optional pointer to an instance creation function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1718
|
|
msgid ""
|
|
"The *subtype* argument is the type of the object being created; the *args* "
|
|
"and *kwds* arguments represent positional and keyword arguments of the call "
|
|
"to the type. Note that *subtype* doesn't have to equal the type whose :c:"
|
|
"member:`~PyTypeObject.tp_new` function is called; it may be a subtype of "
|
|
"that type (but not an unrelated type)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1724
|
|
msgid ""
|
|
"The :c:member:`~PyTypeObject.tp_new` function should call ``subtype-"
|
|
">tp_alloc(subtype, nitems)`` to allocate space for the object, and then do "
|
|
"only as much further initialization as is absolutely necessary. "
|
|
"Initialization that can safely be ignored or repeated should be placed in "
|
|
"the :c:member:`~PyTypeObject.tp_init` handler. A good rule of thumb is that "
|
|
"for immutable types, all initialization should take place in :c:member:"
|
|
"`~PyTypeObject.tp_new`, while for mutable types, most initialization should "
|
|
"be deferred to :c:member:`~PyTypeObject.tp_init`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1734
|
|
msgid ""
|
|
"This field is inherited by subtypes, except it is not inherited by static "
|
|
"types whose :c:member:`~PyTypeObject.tp_base` is ``NULL`` or "
|
|
"``&PyBaseObject_Type``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1739
|
|
msgid ""
|
|
"For static types this field has no default. This means if the slot is "
|
|
"defined as ``NULL``, the type cannot be called to create new instances; "
|
|
"presumably there is some other way to create instances, like a factory "
|
|
"function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1747
|
|
msgid ""
|
|
"An optional pointer to an instance deallocation function. Its signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1751
|
|
msgid ""
|
|
"An initializer that is compatible with this signature is :c:func:"
|
|
"`PyObject_Free`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1755
|
|
msgid ""
|
|
"This field is inherited by static subtypes, but not by dynamic subtypes "
|
|
"(subtypes created by a class statement)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1760
|
|
msgid ""
|
|
"In dynamic subtypes, this field is set to a deallocator suitable to match :c:"
|
|
"func:`PyType_GenericAlloc` and the value of the :const:`Py_TPFLAGS_HAVE_GC` "
|
|
"flag bit."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1764
|
|
msgid "For static subtypes, :c:type:`PyBaseObject_Type` uses PyObject_Del."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1769
|
|
msgid "An optional pointer to a function called by the garbage collector."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1771
|
|
msgid ""
|
|
"The garbage collector needs to know whether a particular object is "
|
|
"collectible or not. Normally, it is sufficient to look at the object's "
|
|
"type's :c:member:`~PyTypeObject.tp_flags` field, and check the :const:"
|
|
"`Py_TPFLAGS_HAVE_GC` flag bit. But some types have a mixture of statically "
|
|
"and dynamically allocated instances, and the statically allocated instances "
|
|
"are not collectible. Such types should define this function; it should "
|
|
"return ``1`` for a collectible instance, and ``0`` for a non-collectible "
|
|
"instance. The signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1781
|
|
msgid ""
|
|
"(The only example of this are types themselves. The metatype, :c:data:"
|
|
"`PyType_Type`, defines this function to distinguish between statically and "
|
|
"dynamically allocated types.)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1791
|
|
msgid ""
|
|
"This slot has no default. If this field is ``NULL``, :const:"
|
|
"`Py_TPFLAGS_HAVE_GC` is used as the functional equivalent."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1797
|
|
msgid "Tuple of base types."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1799
|
|
msgid ""
|
|
"This is set for types created by a class statement. It should be ``NULL`` "
|
|
"for statically defined types."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1804 c-api/typeobj.rst:1825 c-api/typeobj.rst:1834
|
|
#: c-api/typeobj.rst:1844 c-api/typeobj.rst:1858
|
|
msgid "This field is not inherited."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1809
|
|
msgid ""
|
|
"Tuple containing the expanded set of base types, starting with the type "
|
|
"itself and ending with :class:`object`, in Method Resolution Order."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1815
|
|
msgid ""
|
|
"This field is not inherited; it is calculated fresh by :c:func:"
|
|
"`PyType_Ready`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1821
|
|
msgid "Unused. Internal use only."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1830
|
|
msgid "List of weak references to subclasses. Internal use only."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1839
|
|
msgid ""
|
|
"Weak reference list head, for weak references to this type object. Not "
|
|
"inherited. Internal use only."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1849
|
|
msgid ""
|
|
"This field is deprecated. Use :c:member:`~PyTypeObject.tp_finalize` instead."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1854
|
|
msgid "Used to index into the method cache. Internal use only."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1863
|
|
msgid ""
|
|
"An optional pointer to an instance finalization function. Its signature is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1867
|
|
msgid ""
|
|
"If :c:member:`~PyTypeObject.tp_finalize` is set, the interpreter calls it "
|
|
"once when finalizing an instance. It is called either from the garbage "
|
|
"collector (if the instance is part of an isolated reference cycle) or just "
|
|
"before the object is deallocated. Either way, it is guaranteed to be called "
|
|
"before attempting to break reference cycles, ensuring that it finds the "
|
|
"object in a sane state."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1874
|
|
msgid ""
|
|
":c:member:`~PyTypeObject.tp_finalize` should not mutate the current "
|
|
"exception status; therefore, a recommended way to write a non-trivial "
|
|
"finalizer is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1891
|
|
msgid ""
|
|
"For this field to be taken into account (even through inheritance), you must "
|
|
"also set the :const:`Py_TPFLAGS_HAVE_FINALIZE` flags bit."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1900
|
|
msgid "\"Safe object finalization\" (:pep:`442`)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1905
|
|
msgid ""
|
|
"Vectorcall function to use for calls of this type object. In other words, it "
|
|
"is used to implement :ref:`vectorcall <vectorcall>` for ``type.__call__``. "
|
|
"If ``tp_vectorcall`` is ``NULL``, the default call implementation using :"
|
|
"attr:`__new__` and :attr:`__init__` is used."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1913
|
|
msgid "This field is never inherited."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1915
|
|
msgid "(the field exists since 3.8 but it's only used since 3.9)"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1918
|
|
msgid ""
|
|
"Also, note that, in a garbage collected Python, :c:member:`~PyTypeObject."
|
|
"tp_dealloc` may be called from any Python thread, not just the thread which "
|
|
"created the object (if the object becomes part of a refcount cycle, that "
|
|
"cycle might be collected by a garbage collection on any thread). This is "
|
|
"not a problem for Python API calls, since the thread on which tp_dealloc is "
|
|
"called will own the Global Interpreter Lock (GIL). However, if the object "
|
|
"being destroyed in turn destroys objects from some other C or C++ library, "
|
|
"care should be taken to ensure that destroying those objects on the thread "
|
|
"which called tp_dealloc will not violate any assumptions of the library."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1932
|
|
msgid "Heap Types"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1934
|
|
msgid ""
|
|
"Traditionally, types defined in C code are *static*, that is, a static :c:"
|
|
"type:`PyTypeObject` structure is defined directly in code and initialized "
|
|
"using :c:func:`PyType_Ready`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1938
|
|
msgid ""
|
|
"This results in types that are limited relative to types defined in Python:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1940
|
|
msgid ""
|
|
"Static types are limited to one base, i.e. they cannot use multiple "
|
|
"inheritance."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1942
|
|
msgid ""
|
|
"Static type objects (but not necessarily their instances) are immutable. It "
|
|
"is not possible to add or modify the type object's attributes from Python."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1944
|
|
msgid ""
|
|
"Static type objects are shared across :ref:`sub-interpreters <sub-"
|
|
"interpreter-support>`, so they should not include any subinterpreter-"
|
|
"specific state."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1948
|
|
msgid ""
|
|
"Also, since :c:type:`PyTypeObject` is not part of the :ref:`stable ABI "
|
|
"<stable>`, any extension modules using static types must be compiled for a "
|
|
"specific Python minor version."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1952
|
|
msgid ""
|
|
"An alternative to static types is *heap-allocated types*, or *heap types* "
|
|
"for short, which correspond closely to classes created by Python's ``class`` "
|
|
"statement."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1956
|
|
msgid ""
|
|
"This is done by filling a :c:type:`PyType_Spec` structure and calling :c:"
|
|
"func:`PyType_FromSpecWithBases`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1963
|
|
msgid "Number Object Structures"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1970
|
|
msgid ""
|
|
"This structure holds pointers to the functions which an object uses to "
|
|
"implement the number protocol. Each function is used by the function of "
|
|
"similar name documented in the :ref:`number` section."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:1976 c-api/typeobj.rst:2300
|
|
msgid "Here is the structure definition::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2023
|
|
msgid ""
|
|
"Binary and ternary functions must check the type of all their operands, and "
|
|
"implement the necessary conversions (at least one of the operands is an "
|
|
"instance of the defined type). If the operation is not defined for the "
|
|
"given operands, binary and ternary functions must return "
|
|
"``Py_NotImplemented``, if another error occurred they must return ``NULL`` "
|
|
"and set an exception."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2032
|
|
msgid ""
|
|
"The :c:data:`nb_reserved` field should always be ``NULL``. It was "
|
|
"previously called :c:data:`nb_long`, and was renamed in Python 3.0.1."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2077
|
|
msgid "Mapping Object Structures"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2084
|
|
msgid ""
|
|
"This structure holds pointers to the functions which an object uses to "
|
|
"implement the mapping protocol. It has three members:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2089
|
|
msgid ""
|
|
"This function is used by :c:func:`PyMapping_Size` and :c:func:"
|
|
"`PyObject_Size`, and has the same signature. This slot may be set to "
|
|
"``NULL`` if the object has no defined length."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2095
|
|
msgid ""
|
|
"This function is used by :c:func:`PyObject_GetItem` and :c:func:"
|
|
"`PySequence_GetSlice`, and has the same signature as :c:func:`!"
|
|
"PyObject_GetItem`. This slot must be filled for the :c:func:"
|
|
"`PyMapping_Check` function to return ``1``, it can be ``NULL`` otherwise."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2103
|
|
msgid ""
|
|
"This function is used by :c:func:`PyObject_SetItem`, :c:func:"
|
|
"`PyObject_DelItem`, :c:func:`PyObject_SetSlice` and :c:func:"
|
|
"`PyObject_DelSlice`. It has the same signature as :c:func:`!"
|
|
"PyObject_SetItem`, but *v* can also be set to ``NULL`` to delete an item. "
|
|
"If this slot is ``NULL``, the object does not support item assignment and "
|
|
"deletion."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2114
|
|
msgid "Sequence Object Structures"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2121
|
|
msgid ""
|
|
"This structure holds pointers to the functions which an object uses to "
|
|
"implement the sequence protocol."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2126
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_Size` and :c:func:"
|
|
"`PyObject_Size`, and has the same signature. It is also used for handling "
|
|
"negative indices via the :c:member:`~PySequenceMethods.sq_item` and the :c:"
|
|
"member:`~PySequenceMethods.sq_ass_item` slots."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2133
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_Concat` and has the same "
|
|
"signature. It is also used by the ``+`` operator, after trying the numeric "
|
|
"addition via the :c:member:`~PyNumberMethods.nb_add` slot."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2139
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_Repeat` and has the same "
|
|
"signature. It is also used by the ``*`` operator, after trying numeric "
|
|
"multiplication via the :c:member:`~PyNumberMethods.nb_multiply` slot."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2145
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_GetItem` and has the same "
|
|
"signature. It is also used by :c:func:`PyObject_GetItem`, after trying the "
|
|
"subscription via the :c:member:`~PyMappingMethods.mp_subscript` slot. This "
|
|
"slot must be filled for the :c:func:`PySequence_Check` function to return "
|
|
"``1``, it can be ``NULL`` otherwise."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2151
|
|
msgid ""
|
|
"Negative indexes are handled as follows: if the :attr:`sq_length` slot is "
|
|
"filled, it is called and the sequence length is used to compute a positive "
|
|
"index which is passed to :attr:`sq_item`. If :attr:`sq_length` is ``NULL``, "
|
|
"the index is passed as is to the function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2158
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_SetItem` and has the same "
|
|
"signature. It is also used by :c:func:`PyObject_SetItem` and :c:func:"
|
|
"`PyObject_DelItem`, after trying the item assignment and deletion via the :c:"
|
|
"member:`~PyMappingMethods.mp_ass_subscript` slot. This slot may be left to "
|
|
"``NULL`` if the object does not support item assignment and deletion."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2167
|
|
msgid ""
|
|
"This function may be used by :c:func:`PySequence_Contains` and has the same "
|
|
"signature. This slot may be left to ``NULL``, in this case :c:func:`!"
|
|
"PySequence_Contains` simply traverses the sequence until it finds a match."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2174
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_InPlaceConcat` and has the same "
|
|
"signature. It should modify its first operand, and return it. This slot "
|
|
"may be left to ``NULL``, in this case :c:func:`!PySequence_InPlaceConcat` "
|
|
"will fall back to :c:func:`PySequence_Concat`. It is also used by the "
|
|
"augmented assignment ``+=``, after trying numeric in-place addition via the :"
|
|
"c:member:`~PyNumberMethods.nb_inplace_add` slot."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2183
|
|
msgid ""
|
|
"This function is used by :c:func:`PySequence_InPlaceRepeat` and has the same "
|
|
"signature. It should modify its first operand, and return it. This slot "
|
|
"may be left to ``NULL``, in this case :c:func:`!PySequence_InPlaceRepeat` "
|
|
"will fall back to :c:func:`PySequence_Repeat`. It is also used by the "
|
|
"augmented assignment ``*=``, after trying numeric in-place multiplication "
|
|
"via the :c:member:`~PyNumberMethods.nb_inplace_multiply` slot."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2194
|
|
msgid "Buffer Object Structures"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2202
|
|
msgid ""
|
|
"This structure holds pointers to the functions required by the :ref:`Buffer "
|
|
"protocol <bufferobjects>`. The protocol defines how an exporter object can "
|
|
"expose its internal data to consumer objects."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2208 c-api/typeobj.rst:2257 c-api/typeobj.rst:2310
|
|
#: c-api/typeobj.rst:2321 c-api/typeobj.rst:2332
|
|
msgid "The signature of this function is::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2212
|
|
msgid ""
|
|
"Handle a request to *exporter* to fill in *view* as specified by *flags*. "
|
|
"Except for point (3), an implementation of this function MUST take these "
|
|
"steps:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2216
|
|
msgid ""
|
|
"Check if the request can be met. If not, raise :c:data:`PyExc_BufferError`, "
|
|
"set :c:data:`view->obj` to ``NULL`` and return ``-1``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2219
|
|
msgid "Fill in the requested fields."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2221
|
|
msgid "Increment an internal counter for the number of exports."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2223
|
|
msgid ""
|
|
"Set :c:data:`view->obj` to *exporter* and increment :c:data:`view->obj`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2225
|
|
msgid "Return ``0``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2227
|
|
msgid ""
|
|
"If *exporter* is part of a chain or tree of buffer providers, two main "
|
|
"schemes can be used:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2230
|
|
msgid ""
|
|
"Re-export: Each member of the tree acts as the exporting object and sets :c:"
|
|
"data:`view->obj` to a new reference to itself."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2233
|
|
msgid ""
|
|
"Redirect: The buffer request is redirected to the root object of the tree. "
|
|
"Here, :c:data:`view->obj` will be a new reference to the root object."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2237
|
|
msgid ""
|
|
"The individual fields of *view* are described in section :ref:`Buffer "
|
|
"structure <buffer-structure>`, the rules how an exporter must react to "
|
|
"specific requests are in section :ref:`Buffer request types <buffer-request-"
|
|
"types>`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2242
|
|
msgid ""
|
|
"All memory pointed to in the :c:type:`Py_buffer` structure belongs to the "
|
|
"exporter and must remain valid until there are no consumers left. :c:member:"
|
|
"`~Py_buffer.format`, :c:member:`~Py_buffer.shape`, :c:member:`~Py_buffer."
|
|
"strides`, :c:member:`~Py_buffer.suboffsets` and :c:member:`~Py_buffer."
|
|
"internal` are read-only for the consumer."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2249
|
|
msgid ""
|
|
":c:func:`PyBuffer_FillInfo` provides an easy way of exposing a simple bytes "
|
|
"buffer while dealing correctly with all request types."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2252
|
|
msgid ""
|
|
":c:func:`PyObject_GetBuffer` is the interface for the consumer that wraps "
|
|
"this function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2261
|
|
msgid ""
|
|
"Handle a request to release the resources of the buffer. If no resources "
|
|
"need to be released, :c:member:`PyBufferProcs.bf_releasebuffer` may be "
|
|
"``NULL``. Otherwise, a standard implementation of this function will take "
|
|
"these optional steps:"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2266
|
|
msgid "Decrement an internal counter for the number of exports."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2268
|
|
msgid "If the counter is ``0``, free all memory associated with *view*."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2270
|
|
msgid ""
|
|
"The exporter MUST use the :c:member:`~Py_buffer.internal` field to keep "
|
|
"track of buffer-specific resources. This field is guaranteed to remain "
|
|
"constant, while a consumer MAY pass a copy of the original buffer as the "
|
|
"*view* argument."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2276
|
|
msgid ""
|
|
"This function MUST NOT decrement :c:data:`view->obj`, since that is done "
|
|
"automatically in :c:func:`PyBuffer_Release` (this scheme is useful for "
|
|
"breaking reference cycles)."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2281
|
|
msgid ""
|
|
":c:func:`PyBuffer_Release` is the interface for the consumer that wraps this "
|
|
"function."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2289
|
|
msgid "Async Object Structures"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2297
|
|
msgid ""
|
|
"This structure holds pointers to the functions required to implement :term:"
|
|
"`awaitable` and :term:`asynchronous iterator` objects."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2314
|
|
msgid ""
|
|
"The returned object must be an iterator, i.e. :c:func:`PyIter_Check` must "
|
|
"return ``1`` for it."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2317
|
|
msgid ""
|
|
"This slot may be set to ``NULL`` if an object is not an :term:`awaitable`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2325
|
|
msgid ""
|
|
"Must return an :term:`awaitable` object. See :meth:`__anext__` for details."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2327
|
|
msgid ""
|
|
"This slot may be set to ``NULL`` if an object does not implement "
|
|
"asynchronous iteration protocol."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2336
|
|
msgid ""
|
|
"Must return an :term:`awaitable` object. See :meth:`__anext__` for details. "
|
|
"This slot may be set to ``NULL``."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2343
|
|
msgid "Slot Type typedefs"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2347
|
|
msgid ""
|
|
"The purpose of this function is to separate memory allocation from memory "
|
|
"initialization. It should return a pointer to a block of memory of adequate "
|
|
"length for the instance, suitably aligned, and initialized to zeros, but "
|
|
"with :attr:`ob_refcnt` set to ``1`` and :attr:`ob_type` set to the type "
|
|
"argument. If the type's :c:member:`~PyTypeObject.tp_itemsize` is non-zero, "
|
|
"the object's :attr:`ob_size` field should be initialized to *nitems* and the "
|
|
"length of the allocated memory block should be ``tp_basicsize + "
|
|
"nitems*tp_itemsize``, rounded up to a multiple of ``sizeof(void*)``; "
|
|
"otherwise, *nitems* is not used and the length of the block should be :c:"
|
|
"member:`~PyTypeObject.tp_basicsize`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2357
|
|
msgid ""
|
|
"This function should not do any other instance initialization, not even to "
|
|
"allocate additional memory; that should be done by :c:member:`~PyTypeObject."
|
|
"tp_new`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2364
|
|
msgid "See :c:member:`~PyTypeObject.tp_free`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2368
|
|
msgid "See :c:member:`~PyTypeObject.tp_new`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2372
|
|
msgid "See :c:member:`~PyTypeObject.tp_init`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2376
|
|
msgid "See :c:member:`~PyTypeObject.tp_repr`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2380 c-api/typeobj.rst:2389
|
|
msgid "Return the value of the named attribute for the object."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2384 c-api/typeobj.rst:2395
|
|
msgid ""
|
|
"Set the value of the named attribute for the object. The value argument is "
|
|
"set to ``NULL`` to delete the attribute."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2391
|
|
msgid "See :c:member:`~PyTypeObject.tp_getattro`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2398
|
|
msgid "See :c:member:`~PyTypeObject.tp_setattro`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2402
|
|
msgid "See :c:member:`~PyTypeObject.tp_descrget`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2406
|
|
msgid "See :c:member:`~PyTypeObject.tp_descrset`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2410
|
|
msgid "See :c:member:`~PyTypeObject.tp_hash`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2414
|
|
msgid "See :c:member:`~PyTypeObject.tp_richcompare`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2418
|
|
msgid "See :c:member:`~PyTypeObject.tp_iter`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2422
|
|
msgid "See :c:member:`~PyTypeObject.tp_iternext`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2448
|
|
msgid "Examples"
|
|
msgstr "Exemples"
|
|
|
|
#: c-api/typeobj.rst:2450
|
|
msgid ""
|
|
"The following are simple examples of Python type definitions. They include "
|
|
"common usage you may encounter. Some demonstrate tricky corner cases. For "
|
|
"more examples, practical info, and a tutorial, see :ref:`defining-new-types` "
|
|
"and :ref:`new-types-topics`."
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2455
|
|
msgid "A basic static type::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2472
|
|
msgid ""
|
|
"You may also find older code (especially in the CPython code base) with a "
|
|
"more verbose initializer::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2516
|
|
msgid "A type that supports weakrefs, instance dicts, and hashing::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2543
|
|
msgid ""
|
|
"A str subclass that cannot be subclassed and cannot be called to create "
|
|
"instances (e.g. uses a separate factory func)::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2562
|
|
msgid "The simplest static type (with fixed-length instances)::"
|
|
msgstr ""
|
|
|
|
#: c-api/typeobj.rst:2573
|
|
msgid "The simplest static type (with variable-length instances)::"
|
|
msgstr ""
|