自学教程：python 命令行传参方法总结

import argparseimport sysFLAGS = Nonedef main():  print(FLAGS.data_dir)if __name__ == '__main__':  parser = argparse.ArgumentParser()  parser.add_argument('--data_dir', type=str,                      default='input_data',                      help='Directory for storing input data')  FLAGS, unparsed = parser.parse_known_args()  main()  #tf.app.run(main=main, argv=[sys.argv[0]] + unparsed)

def main(args):   print(args.input_dir)def parse_arguments(argv):    parser = argparse.ArgumentParser()    parser.add_argument('-I', '--input_dir', type=str, help='Directory with unaligned images.')       return parser.parse_args(argv)if __name__ == '__main__':    main(parse_arguments(sys.argv[1:]))

import sysimport osimport gflagsFlags = gflags.FLAGSgflags.DEFINE_string('src_path', 'test', 'path pattern')def main():  print(Flags.src_path)if __name__ == "__main__":    Flags(sys.argv)    main()

cmd_parameter.py

cmd_parameter.py

import argparseparser = argparse.ArgumentParser(description='manual to this script')parser.add_argument('--string', type=str, default=None)parser.add_argument('--int-input', type=int, default=32)parser.add_argument('--list-input', type=list, default=[1,2,3])args = parser.parse_args()if __name__ == '__main__':    print(args.string)    print(args.int_input)    print(args.list_input)    # 命令行输入这个    # python cmd_parameter.py --string=python --int-input=10 --list-input=123

python cmd_parameter.py --string=python --int-input=10 --list-input=123