阿里源
pip install -r requirements.txt -i https://mirrors.aliyun.com/pypi/simple/
豆瓣
pip install -r requirements.txt -i https://pypi.douban.com/simple/
清华大学
pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple/
阿里源
pip install -r requirements.txt -i https://mirrors.aliyun.com/pypi/simple/
豆瓣
pip install -r requirements.txt -i https://pypi.douban.com/simple/
清华大学
pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple/