pip install xxx報錯 Requirement already satisfied: pillow in
需要在install 后面+Python38\Lib\site-packages這文件夾的路徑 +安裝包名字
然后安裝后報錯
WARNING: Target directory C:\Users\Administrator\AppData\Local\Programs\Python\Python38\Lib\site-packages\PIL already exists. Specify --upgrade to force replacement.
WARNING: Target directory C:\Users\Administrator\AppData\Local\Programs\Python\Python38\Lib\site-packages\Pillow-8.2.0.dist-info already exists. Specify --upgrade to force replacement.
這里沒去管它 不影響

