(1): In the windows file manager, enter% APPDATA%
(2): will be placed on the next new directory, create pip folder in the directory, and then go to pip the new folder inside a file pip.ini
(3): Enter the following in the new pip.ini file, get the file path: "C: \ Users \ Administrator \ AppData \ Roaming \ pip \ pip.ini"
[global] index-url = https://pypi.doubanio.com/simple [install] trusted-host = pypi.doubanio.com