parser = argparse.ArgumentParser(description='Check git ChangeLog format '
'of a commit')
parser.add_argument('revisions', default='HEAD', nargs='?',
- help='Git revisions (e.g. hash~5..hash or just hash)')
+ help='Git revisions (e.g. hash~5..hash or just hash) - '
+ 'if not specified: HEAD')
parser.add_argument('-g', '--git-path', default='.',
help='Path to git repository')
parser.add_argument('-p', '--print-changelog', action='store_true',
commit_to_info_hook=lambda x: None)
-# With zero arguments, process every patch file in the ./patches directory.
-# With one argument, process the named patch file.
-# Patch files must be in 'git format-patch' format.
+def show_help():
+ print("""
+usage: git_email.py [--help] [patch file ...]
+
+Check git ChangeLog format of a patch
+
+With zero arguments, process every patch file in the
+./patches directory.
+With one argument, process the named patch file.
+
+Patch files must be in 'git format-patch' format.
+""")
+ sys.exit(0)
+
+
if __name__ == '__main__':
+ if len(sys.argv) == 2 and (sys.argv[1] == '-h' or sys.argv[1] == '--help'):
+ show_help()
+
if len(sys.argv) == 1:
allfiles = []
for root, _dirs, files in os.walk('patches'):