From e959fa780ee0501b7a8fe5e0fbbbbd5be2d9e59a Mon Sep 17 00:00:00 2001
From: freezed <2160318-free_zed@users.noreply.gitlab.com>
Date: Fri, 16 Apr 2021 01:51:50 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=9D=20Edit=20docstrings=20&=20reuse=20?=
 =?UTF-8?q?it=20for=20help=20option?=
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relate to forga/process/fr/embarquement#6
---
 tuto-pysdur/pgcd.py | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/tuto-pysdur/pgcd.py b/tuto-pysdur/pgcd.py
index 7d22c65..6618b0c 100755
--- a/tuto-pysdur/pgcd.py
+++ b/tuto-pysdur/pgcd.py
@@ -2,18 +2,15 @@
 # coding: utf8
 
 """
-Author: freezed <2160318-free_zed@users.noreply.gitlab.com> 2021-04-13
-Version: 0.1
-Licence: `GNU GPL v3` GNU GPL v3: http://www.gnu.org/licenses/
+Author:     freezed <2160318-free_zed@users.noreply.gitlab.com> 2021-04-13
+Licence:    GNU GPL v3
 
 This is a script following
 https://gitlab.com/forga/process/fr/embarquement/-/issues/6
 
 The goal is to build durable python script using standard library
 
-:Tests:
->>> pgcd(561, 357)
-51
+This script compute the greater common divisor of 2 integrers
 """
 
 
@@ -53,8 +50,12 @@ if __name__ == "__main__":
 
     # ARGUMENTS, PARAMETERS & OPTIONS
     import argparse
+    import sys
 
-    PARSER = argparse.ArgumentParser()
+    PARSER = argparse.ArgumentParser(
+        description=sys.modules[__name__].__doc__,
+        formatter_class=argparse.RawDescriptionHelpFormatter,
+    )
     PARSER.add_argument("INPUT_A", help="The greater integer", type=int)
     PARSER.add_argument("INPUT_B", help="The lower integer", type=int)
     PARSER.add_argument(