import sys # print(0) # # sys.exit(0) # # print(123) # print(sys.version) # print(sys.maxsize) # print(sys.platform) # 可以实现py文件作为脚本文件执行,实现外部往内部传参 # print(sys.argv) def copy(old_file, new_file):     print('复制%s操作成%s' % (old_file, new_file)) def move(old_file, new_file):     print('移动%s操作成%s' % (old_file, new_file)) method_map = {
      'copy': copy,     'move': move } if len(sys.argv) > 3:     cmd = sys.argv[1]     old_file = sys.argv[2]     new_file = sys.argv[3]     if cmd in method_map:         method_map[cmd](old_file, new_file)     else:         print('该功能暂未提供')