Issue #13248: argparse: Remove obsolete argument "version" of ArgumentParser.
diff --git a/Lib/argparse.py b/Lib/argparse.py
index 87d0cef..ab3ec4b 100644
--- a/Lib/argparse.py
+++ b/Lib/argparse.py
@@ -1579,7 +1579,6 @@
usage=None,
description=None,
epilog=None,
- version=None,
parents=[],
formatter_class=HelpFormatter,
prefix_chars='-',
@@ -1588,14 +1587,6 @@
conflict_handler='error',
add_help=True):
- if version is not None:
- import warnings
- warnings.warn(
- """The "version" argument to ArgumentParser is deprecated. """
- """Please use """
- """"add_argument(..., action='version', version="N", ...)" """
- """instead""", DeprecationWarning)
-
superinit = super(ArgumentParser, self).__init__
superinit(description=description,
prefix_chars=prefix_chars,
@@ -1609,7 +1600,6 @@
self.prog = prog
self.usage = usage
self.epilog = epilog
- self.version = version
self.formatter_class = formatter_class
self.fromfile_prefix_chars = fromfile_prefix_chars
self.add_help = add_help
@@ -1624,7 +1614,7 @@
return string
self.register('type', None, identity)
- # add help and version arguments if necessary
+ # add help argument if necessary
# (using explicit default to override global argument_default)
default_prefix = '-' if '-' in prefix_chars else prefix_chars[0]
if self.add_help:
@@ -1632,12 +1622,6 @@
default_prefix+'h', default_prefix*2+'help',
action='help', default=SUPPRESS,
help=_('show this help message and exit'))
- if self.version:
- self.add_argument(
- default_prefix+'v', default_prefix*2+'version',
- action='version', default=SUPPRESS,
- version=self.version,
- help=_("show program's version number and exit"))
# add parent arguments and defaults
for parent in parents:
@@ -1657,7 +1641,6 @@
'prog',
'usage',
'description',
- 'version',
'formatter_class',
'conflict_handler',
'add_help',
@@ -2320,16 +2303,6 @@
# determine help from format above
return formatter.format_help()
- def format_version(self):
- import warnings
- warnings.warn(
- 'The format_version method is deprecated -- the "version" '
- 'argument to ArgumentParser is no longer supported.',
- DeprecationWarning)
- formatter = self._get_formatter()
- formatter.add_text(self.version)
- return formatter.format_help()
-
def _get_formatter(self):
return self.formatter_class(prog=self.prog)
@@ -2346,14 +2319,6 @@
file = _sys.stdout
self._print_message(self.format_help(), file)
- def print_version(self, file=None):
- import warnings
- warnings.warn(
- 'The print_version method is deprecated -- the "version" '
- 'argument to ArgumentParser is no longer supported.',
- DeprecationWarning)
- self._print_message(self.format_version(), file)
-
def _print_message(self, message, file=None):
if message:
if file is None: