First, understand the following concepts:
1. The item may comprise a plurality of Django Django applications (Apps)
2. a Django application package is a python
3.manage.py file is the project level, project management, file
4. Create a good application, you need to create their own document routing application urls.py
And then begin to create a Django application:
pycharm:->terminal:
python manage.py startapp blog
At this point, a Django application to be created. (Blog)