python切换pip源

PS E:\docker> pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
Writing to C:\Users\lenovo\AppData\Roaming\pip\pip.ini
PS E:\docker> pip install psycopg2
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting psycopg2
  Downloading https://pypi.tuna.tsinghua.edu.cn/packages/c8/80/9c4a7f453fbef2acc65a66f79def6b048787f5ff82005682a98252311e68/psycopg2-2.9.5-cp39-cp39-win32.whl (1.0 MB)
     |████████████████████████████████| 1.0 MB 819 kB/s
Installing collected packages: psycopg2
Successfully installed psycopg2-2.9.5
WARNING: You are using pip version 20.2.3; however, version 23.0.1 is available.
You should consider upgrading via the 'd:\python\python310\python.exe -m pip install --upgrade pip' command.
PS E:\docker>