Linux修改pip安装源

原理：pip会去读取~/.pip/pip.conf配置文件，我们只需要将对应的pip下载源配置好即可。

开始配置

[global]
index-url = https://pypi.tuna.tsinghua.edu.cn/simple

这里配置的是清华源，我们安装个virtualenv试试：

pip install virtualenv

Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting virtualenv
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/2a/5b/f5ba6ec56448dc85abb75b97dc918a621a52d119ade29c8c1b7e916b0cd3/virtualenv-20.23.1-py3-none-any.whl (3.3 MB)
|████████████████████████████████| 3.3 MB 1.8 MB/s
Collecting filelock<4,>=3.12
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/00/45/ec3407adf6f6b5bf867a4462b2b0af27597a26bd3cd6e2534cb6ab029938/filelock-3.12.2-py3-none-any.whl (10 kB)
Collecting platformdirs<4,>=3.5.1
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/e7/61/7fde5beff25a0dae6c2056203696169bd29188b6cedefff8ba6e7b54417b/platformdirs-3.8.0-py3-none-any.whl (16 kB)
Collecting distlib<1,>=0.3.6
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/76/cb/6bbd2b10170ed991cf64e8c8b85e01f2fb38f95d1bc77617569e0b0b26ac/distlib-0.3.6-py2.py3-none-any.whl (468 kB)
|████████████████████████████████| 468 kB 9.7 MB/s
Installing collected packages: filelock, platformdirs, distlib, virtualenv
Successfully installed distlib-0.3.6 filelock-3.12.2 platformdirs-3.8.0 virtualenv-20.23.1

输出如下，说明配置生效了！