WARNING: You are using pip version 20.2.2; however, version 20.2.3 is available. You should consider upgrading via the '/usr/bin/python -m pip install --upgrade pip' command.

WARNING: You are using pip version 20.2.2; however, version 20.2.3 is available. You should consider upgrading via the '/usr/bin/python -m pip install --upgrade pip' command.

python -m pip install --upgrade pip -i https://pypi.douban.com/simple

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原文地址：https://www.cnblogs.com/woshixiaozhu/p/13666389.html