1. Sometimes you will find that pip install xxxx cannot be used, then try python -m pip install xxx;
2. If pip install PIL cannot be installed, try pip install pillow;
3. If pip install xml cannot be installed, try pip install lxml;
1. Sometimes you will find that pip install xxxx cannot be used, then try python -m pip install xxx;
2. If pip install PIL cannot be installed, try pip install pillow;
3. If pip install xml cannot be installed, try pip install lxml;