Read time out to solve the problem when installing pip

Method a: Time limit:
PIP-timeout = 100 --default the install -U Pillow (herein pillow package name of the downloaded)

Method Two: Use domestic video
pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pillow (pillow here is the package name)

Method three:
PIP install Pillow (here is the package name, that time can be replaced) -i https://pypi.doubanio.com/simple