Python 3.7.0 调用poco出现以下错误

Exception ignored in:
Traceback (most recent call last):
File "D:\Program Files\Python\Python37\lib\site-packages\hrpc\object_proxy.py", line 114, in __del__
File "D:\Program Files\Python\Python37\lib\site-packages\hrpc\client.py", line 63, in evaluate
File "D:\Program Files\Python\Python37\lib\site-packages\hrpc\transport\http.py", line 23, in send
File "D:\Program Files\Python\Python37\lib\site-packages\requests\api.py", line 116, in post
File "D:\Program Files\Python\Python37\lib\site-packages\requests\api.py", line 60, in request
File "D:\Program Files\Python\Python37\lib\site-packages\requests\sessions.py", line 533, in request
File "D:\Program Files\Python\Python37\lib\site-packages\requests\sessions.py", line 646, in send
File "D:\Program Files\Python\Python37\lib\site-packages\requests\adapters.py", line 449, in send
File "F:\Python37\lib\site-packages\urllib3\connectionpool.py", line 588, in urlopen
File "F:\Python37\lib\site-packages\urllib3\connectionpool.py", line 248, in _get_conn
File "F:\Python37\lib\site-packages\urllib3\connectionpool.py", line 205, in _new_conn
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1320, in debug
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1468, in _log
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1478, in handle
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1540, in callHandlers
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 854, in handle
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1080, in emit
File "D:\Program Files\Python\Python37\lib\logging\__init__.py", line 1070, in _open
NameError: name 'open' is not defined