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author | Barry Warsaw <barry@python.org> | 2012-09-12 04:12:29 (GMT) |
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committer | Barry Warsaw <barry@python.org> | 2012-09-12 04:12:29 (GMT) |
commit | 0ae066b28141ec96504f30eb2a32206896853935 (patch) | |
tree | 18b4a2b94e61172cebc4e651f8380dcca34fd3dd /Lib/argparse.py | |
parent | 8f49456b4e3afda90b5ee0469d6f7d55f5c79c82 (diff) | |
parent | 4b2f9e914d497d6b2b5ec09a03da8b6f171dffed (diff) | |
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- Issue #15906: Fix a regression in argparse caused by the preceding change,
when action='append', type='str' and default=[].
Diffstat (limited to 'Lib/argparse.py')
-rw-r--r-- | Lib/argparse.py | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/argparse.py b/Lib/argparse.py index d5976e9..66cd70a 100644 --- a/Lib/argparse.py +++ b/Lib/argparse.py @@ -1961,6 +1961,7 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer): # twice (which may fail) if the argument was given, but # only if it was defined already in the namespace if (action.default is not None and + isinstance(action, _StoreAction) and hasattr(namespace, action.dest) and action.default is getattr(namespace, action.dest)): setattr(namespace, action.dest, |