**Python错误记录：' pymysql KeyError:255'**_Jolin自学技术博

Traceback (most recent call last):
  ...
  File "C:\Program Files\Python36\lib\site-packages\pymysql\__init__.py", line 90, in Connect
    return Connection(*args, **kwargs)
  File "C:\Program Files\Python36\lib\site-packages\pymysql\connections.py", line 706, in __init__
    self.connect()
  File "C:\Program Files\Python36\lib\site-packages\pymysql\connections.py", line 931, in connect
    self._get_server_information()
  File "C:\Program Files\Python36\lib\site-packages\pymysql\connections.py", line 1269, in _get_server_information
    self.server_charset = charset_by_id(lang).name
  File "C:\Program Files\Python36\lib\site-packages\pymysql\charset.py", line 38, in by_id
    return self._by_id[id]
KeyError: 255
Traceback (most recent call last):
  ...
  File