一、下列内容更换成批处理，直接运行即可

@echo offmd "C:\Users\Administrator\AppData\pip"echo [global] >C:\Users\Administrator\AppData\pip\pip.iniecho index-url = https://pypi.tuna.tsinghua.edu.cn/simple >>C:\Users\Administrator\AppData\pip\pip.iniecho trusted-host = pypi.tuna.tsinghua.edu.cn >>C:\Users\Administrator\AppData\pip\pip.inipause