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argparse.ArgumentParser.print_usage()

ArgumentParser.print_usage(file=None)

Print a brief description of how the ArgumentParser should be invoked on the command line. If file is None, sys.stdout is assumed.

Links:

https://docs.python.org/3.5/library/argparse.html#argparse.ArgumentParser.print_usage

doc_python

2016-10-07 17:26:13

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