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Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/library/argparse.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Doc/library/argparse.rst b/Doc/library/argparse.rst index e574511..410b6e1 100644 --- a/Doc/library/argparse.rst +++ b/Doc/library/argparse.rst @@ -589,6 +589,14 @@ are strings:: >>> parser.parse_args(['--action', 'sumn', 1, 2, 3]) tester.py: error: argument --action: invalid choice: 'sumn', maybe you meant 'sum'? (choose from 'sum', 'max') +If you're writing code that needs to be compatible with older Python versions +and want to opportunistically use ``suggest_on_error`` when it's available, you +can set it as an attribute after initializing the parser instead of using the +keyword argument:: + + >>> parser = argparse.ArgumentParser(description='Process some integers.') + >>> parser.suggest_on_error = True + .. versionadded:: 3.14 |