Python comes in the pip is the official source, domestic use pip installation time is very slow, so it is best to replace the Chinese domestic source address.
Currently pip mirroring domestic fly are:
Tsinghua: https://pypi.tuna.tsinghua.edu.cn/simple
Watercress: http://pypi.douban.com/simple/
Ali: http://mirrors.aliyun.com/pypi/simple/
Tsinghua is recommended, watercress and Ali seems to be some problems, some packages not installed, it is not very clear why.
Python comes in the pip is the official source, domestic use pip installation time is very slow, so it is best to replace the Chinese domestic source address.
Currently pip mirroring domestic fly are:
Tsinghua: https://pypi.tuna.tsinghua.edu.cn/simple
Watercress: http://pypi.douban.com/simple/
Ali: http://mirrors.aliyun.com/pypi/simple/
Tsinghua is recommended, watercress and Ali seems to be some problems, some packages not installed, it is not very clear why.