遇到问题:WARNING: You are using pip version 21.3.1; however, version 22.0.3 is available.
You should consider upgrading via the ‘/home/hello/.virtualenvs/helloDjango/bin/python -m pip install --upgrade pip’ command.
用python -m pip install -U pip和python.exe -m pip install --upgrade pip都没有用
用python.exe -m pip install --upgrade pip --user就可以了