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Description: Debian: Degrade argparse gracefully without difflib
python3.X-minimal doesn't include difflib, so don't offer suggestions.
Forwarded: not-needed
--- a/Lib/argparse.py
+++ b/Lib/argparse.py
@@ -2681,8 +2681,12 @@ class ArgumentParser(_AttributeHolder, _
if self.suggest_on_error and isinstance(value, str):
if all(isinstance(choice, str) for choice in action.choices):
- import difflib
- suggestions = difflib.get_close_matches(value, action.choices, 1)
+ try:
+ import difflib
+ except ImportError:
+ suggestions = None
+ else:
+ suggestions = difflib.get_close_matches(value, action.choices, 1)
if suggestions:
args['closest'] = suggestions[0]
msg = _('invalid choice: %(value)r, maybe you meant %(closest)r? '
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