Django customize some components
pip isntall reported red, timeout handling
pip install -i https://pypi.doubanio.com/simple/ project name
pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple project name
1 pip install django-grappelli admin page.
Operations Guide
https://django-grappelli.readthedocs.io/en/latest/quickstart.html
2 pip install django-guardian permission settings
Guide
https://django-guardian.readthedocs.io/en/v2.1.0/
