pip 清华源
https://mirrors.tuna.tsinghua.edu.cn/help/pypi
python -m pip install --upgrade pip pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
钟声敲响了日落,柏油路跃过山坡,一直通向北方的是我们想象,长大后也未曾经过~
https://mirrors.tuna.tsinghua.edu.cn/help/pypi
python -m pip install --upgrade pip pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple