Function __getattr__

Lib/argparse.py:2901–2907

(name)

        self._print_message(fmt % args, _sys.stderr)

def __getattr__(name):
    if name == "__version__":
        from warnings import _deprecated

        _deprecated("__version__", remove=(3, 20))
        return "1.1"  # Do not change
    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")