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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, |