argparse模块

import argparse

def parse_args() -> argparse.Namespace:
    """Parse and return command line arguments"""
    parser = argparse.ArgumentParser(add_help=False)
    args = parser.add_argument_group('Options')
    # fmt: off
    args.add_argument('-h', '--help', action='help', help='Show this help message and exit.')
    args.add_argument('-m', '--model', required=True, type=str,
                      help='Required. Path to an .xml or .onnx file with a trained model.')
    args.add_argument('-i', '--input', required=True, type=str, help='Required. Path to an image file.')
    args.add_argument('-l', '--extension', type=str, default=None,
                      help='Optional. Required by the CPU Plugin for executing the custom operation on a CPU. '
                      'Absolute path to a shared library with the kernels implementations.')
    args.add_argument('-c', '--config', type=str, default=None,
                      help='Optional. Required by GPU or VPU Plugins for the custom operation kernel. '
                      'Absolute path to operation description file (.xml).')
    args.add_argument('-d', '--device', default='CPU', type=str,
                      help='Optional. Specify the target device to infer on; CPU, GPU, MYRIAD, HDDL or HETERO: '
                           'is acceptable. The sample will look for a suitable plugin for device specified. '
                           'Default value is CPU.')
    args.add_argument('--labels', default=None, type=str, help='Optional. Path to a labels mapping file.')
    # fmt: on
    return parser.parse_args()
if __name__ == '__main__':
    args = parse_args()
    print(args.model)