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gh-103558: Add coverage tests for argparse (#103570)

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Co-authored-by: Shantanu <12621235+hauntsaninja@users.noreply.github.com>
Co-authored-by: hauntsaninja <hauntsaninja@gmail.com>
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Tian Gao 2023-06-05 00:14:00 -07:00 • committed by GitHub
parent 418befd75d
commit 9efaff5fd3
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3 changed files with 92 additions and 7 deletions
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12
Lib/argparse.py
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@ -1528,6 +1528,8 @@ class _ActionsContainer(object):
title_group_map = {}
for group in self._action_groups:
if group.title in title_group_map:
# This branch could happen if a derived class added
# groups with duplicated titles in __init__
msg = _('cannot merge actions - two groups are named %r')
raise ValueError(msg % (group.title))
title_group_map[group.title] = group
@ -1811,13 +1813,11 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
# add parent arguments and defaults
for parent in parents:
if not isinstance(parent, ArgumentParser):
raise TypeError('parents must be a list of ArgumentParser')
self._add_container_actions(parent)
try:
defaults = parent._defaults
except AttributeError:
pass
else:
self._defaults.update(defaults)
defaults = parent._defaults
self._defaults.update(defaults)
# =======================
# Pretty __repr__ methods