摘要：由于pip默认利用国外源下载第三方库，速度很慢，因此更换为国内源即可高速下载

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📝 永久换源

创建pip文件夹

在当前用户的路径下(C:\Users{User's_Name})

新建一个名为pip的文件夹。

创建文件pip.ini

进入pip，新建名为pip.ini的文件，修改文件内容为以下代码：

[global]
timeout = 6000
index-url = <https://pypi.tuna.tsinghua.edu.cn/simple>
trusted-host = pypi.tuna.tsinghua.edu.cn

保存，即可成功将安装源切换为清华镜像源。

📎 参考文章

• https://www.cnblogs.com/moonwalker-hank/p/13381900.html