Created by: DeIn221

欢迎您反馈PaddleHub使用问题，非常感谢您对PaddleHub的贡献！ 在留下您的问题时，辛苦您同步提供如下信息：

• 版本、环境信息 1）PaddleHub和PaddlePaddle版本：PaddleHub1.5.4，PaddlePaddle1.5.2 2）系统环境：Windows10，python3.6.4

• 复现信息： 使用hub serving start -c config.json

• 报错信息：

Traceback (most recent call last):
  File "d:\python36\lib\runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "d:\python36\lib\runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "D:\Python36\Scripts\hub.exe\__main__.py", line 7, in <module>
  File "d:\python36\lib\site-packages\paddlehub\commands\hub.py", line 64, in main
    command.execute(argv[1:])
  File "d:\python36\lib\site-packages\paddlehub\commands\hub.py", line 51, in execute
    return command.execute(argv[1:])
  File "d:\python36\lib\site-packages\paddlehub\commands\serving.py", line 432, in execute
    self.start_serving()
  File "d:\python36\lib\site-packages\paddlehub\commands\serving.py", line 357, in start_serving
    ServingCommand.start_single_app_with_file(configs)
TypeError: start_single_app_with_file() missing 1 required positional argument: 'configs'

• config.json内容

{  
  "modules_info": [  
    {  
       "module": "ernie_tiny",
       "version": "1.0.0",
       "batch_size": "1"
    }
  ],  
  "port": 8866,
  "use_gpu": false,  
  "use_multiprocess": false
}