code: def get_parser():
      
      from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter
      parser = ArgumentParser(description=__doc__,
                              formatter_class=ArgumentDefaultsHelpFormatter)
      parser.add_argument('--version',
                          action='version',
                          version='mpu {}'.format(mpu.__version__))
      subparsers = parser.add_subparsers(help='Python package commands')
      package_parser = subparsers.add_parser('package')
      mpu.package.cli.get_parser(package_parser)
      return parser
docs: Get parser for mpu.