解决方案之AttributeError: module ‘lib‘ has no attribute ‘Cryptography_HAS_SSL_ST‘
问题描述:$pip3Traceback(mostrecentcalllast):File"/usr/local/bin/pip3",line7,infrompip._internalimportmainFile"/usr/local/lib/python3.5/dist-packages/pip/_internal/__init__.py",line42,infrompip._internalim