Pip is a Python Package Manager tool, similar to Linux Apt-get, yum Package Manager, mainly used to install the Python library,
Pip by default from the official source pypi.python.org download data, the domestic speed is relatively slow,
Under Windows 7, by setting up a Pip.ini in the user directory, you specify that the PIP uses a domestic source and the download speed will be many times faster.
The PIP source of the watercress takes precedence over HTTPS, so here you choose to use the watercress source.
Running the following Python code will automatically establish Pip.ini
"""Python established pip.ini.py2016 April 30 03:35:11 Codegay"""ImportOsini="""[Global]index-url = https://pypi.doubanio.com/simple/[install]trusted-host=pypi.doubanio.com"""Pippath=os.environ["UserProfile"]+"\\pip\\"if notos.path.exists (Pippath): Os.mkdir (Pippath) with open (Pippath+"Pip.ini","w+") as f:f.write (INI)
Reference:
[Windows set PIP image and Pip Warning:–trusted-host problem Solving method] (http://my.oschina.net/ysj/blog/630421)
Python build Pip.ini