From d7fd69619f8db8fa8a04f3597b798fb443f5253c Mon Sep 17 00:00:00 2001
From: Fred Z <freezed@users.noreply.github.com>
Date: Sat, 4 Aug 2018 08:13:36 +0200
Subject: [PATCH] Tests kwargs in a function

---
 lonescripts/kwargsinfunct.py | 98 ++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100755 lonescripts/kwargsinfunct.py

diff --git a/lonescripts/kwargsinfunct.py b/lonescripts/kwargsinfunct.py
new file mode 100755
index 0000000..b3dc0c0
--- /dev/null
+++ b/lonescripts/kwargsinfunct.py
@@ -0,0 +1,98 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""
+Author: freezed <freezed@users.noreply.github.com> 2018-03-23
+Version: 0.1
+Licence: `GNU GPL v3` GNU GPL v3: http://www.gnu.org/licenses/
+
+testing kwargs in a function
+
+:Example:
+>>> d = {'a2': 'a', 'a3': 'blablabla'}
+>>> test(6, **d)
+a1:«6», a2:«a», a3:«blablabla»
+
+>>> test(7)
+a1:«7», a2:«default value for a2», a3:«default value for a3»
+
+>>> test(8, a2='input a2')
+a1:«8», a2:«input a2», a3:«default value for a3»
+
+>>> test(9, a3='input a3')
+a1:«9», a2:«default value for a2», a3:«input a3»
+
+>>> test(10, a2='input a2', a3='input a3')
+a1:«10», a2:«input a2», a3:«input a3»
+
+====
+>>> get_value('symbol', 'name', 'void', 0)
+' '
+
+>>> get_value('symbol', 'name', 'void')
+[' ']
+
+>>> get_value('tile', 'symbol', 'z', 0) is False
+True
+
+>>> get_value(ksel='collect', kval='name', vsel=True)
+['needle', 'tube', 'ether']
+
+>>> dico = {'kval': 'tile', 'ksel': 'ressurect', 'vsel': False}
+>>> get_value(**dico)
+['img/3-blue-transp-30.png', 'img/1-blue-transp-30.png', 'img/2-blue-transp-30.png', 'img/g-orange-transp-30.png', 'img/transp-30.png', 'img/player-30.png', False]
+
+>>> dico = {'kval': 'tile', 'ksel': 'ressurect', 'vsel': False, 'nline': 0}
+>>> get_value(**dico)
+'img/3-blue-transp-30.png'
+
+"""
+
+LIST = [
+    {'symbol': 'n', 'name': 'needle', 'cross': True, 'ressurect': False, 'collect': True, 'tile': 'img/3-blue-transp-30.png'},
+    {'symbol': 't', 'name': 'tube', 'cross': True, 'ressurect': False, 'collect': True, 'tile': 'img/1-blue-transp-30.png'},
+    {'symbol': 'e', 'name': 'ether', 'cross': True, 'ressurect': False, 'collect': True, 'tile': 'img/2-blue-transp-30.png'},
+    {'symbol': 'E', 'name': 'exit', 'cross': True, 'ressurect': False, 'collect': False, 'tile': 'img/g-orange-transp-30.png'},
+    {'symbol': ' ', 'name': 'void', 'cross': True, 'ressurect': True, 'collect': False, 'tile': 'img/blue-white-30.png'},
+    {'symbol': '.', 'name': 'wall', 'cross': False, 'ressurect': False, 'collect': False, 'tile': 'img/transp-30.png'},
+    {'symbol': 'X', 'name': 'player', 'cross': False, 'ressurect': False, 'collect': False, 'tile': 'img/player-30.png'},
+    {'symbol': '\n', 'name': 'nlin', 'cross': False, 'ressurect': False, 'collect': False, 'tile': False},
+]
+
+
+def test(a1, **kwargs):
+    if 'a2' in kwargs:
+        a2 = kwargs['a2']
+    else:
+        a2 = 'default value for a2'
+
+    if 'a3' in kwargs:
+        a3 = kwargs['a3']
+    else:
+        a3 = 'default value for a3'
+
+    print('a1:«{}», a2:«{}», a3:«{}»'.format(a1, a2, a3))
+
+def get_value(kval, ksel, vsel, nline=False):
+    """
+    Return a value from LIST
+
+    :param str kval: key of the value returned
+    :param str ksel: key of the selection criteria
+    :param str vsel: value of the selection criteria
+    :return str/bool/…:
+    """
+    try:
+        if nline is False:
+            return [element[kval] for element in LIST if element[ksel] == vsel]
+        else:
+            return [element[kval] for element in LIST if element[ksel] == vsel][nline]
+    except IndexError as except_detail:
+        # print("IndexError: «{}»".format(except_detail))
+        return False
+
+if __name__ == "__main__":
+    """ Starting doctests """
+
+    import doctest
+    doctest.testmod()