Could not fetch URL https://pypi.org/simple/keras-bert/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443):

pip下载包的时候报错

Could not fetch URL https://pypi.org/simple/keras-bert/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/keras-bert/ (Caused by SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1124)'))) - skipping

后台开着梯子，尝试关掉，ok，解决