pip install aiohttp出现'ProxyError'的解决办法

*control panel --> Internet options --> Connections -->LAN Settings ->Unmark * 'use proxy server' options

方法来源：https://stackoverflow.com/questions/49979354/python-pip-install-proxy-error-cannot-connect-to-proxy-oserror

 备注：Proxy被设置是运行神灯的缘故