The Singleton — Python 3 Patterns, Recipes and Idioms
http://python-3-patterns-idioms-test.readthedocs.io/en/latest/Singleton.html
http://python-3-patterns-idioms-test.readthedocs.io/en/latest/Singleton.html
Logging HOWTO — Python 3.7.4 documentation
https://docs.python.org/3/howto/logging.html
https://docs.python.org/3/howto/logging.html
Serializing Django objects | Django documentation | Django
https://docs.djangoproject.com/en/2.2/topics/serialization/
https://docs.djangoproject.com/en/2.2/topics/serialization/
Django Project
The web framework for perfectionists with deadlines.
Django Relationships👇
...................................................
One to one fields
Many to one fields
Many to many fields
---------------------------------------------------
https://docs.djangoproject.com/en/2.2/topics/db/examples/one_to_one/
https://docs.djangoproject.com/en/2.2/topics/db/examples/many_to_one/
https://docs.djangoproject.com/en/2.2/topics/db/examples/many_to_many/
...................................................
One to one fields
Many to one fields
Many to many fields
---------------------------------------------------
https://docs.djangoproject.com/en/2.2/topics/db/examples/one_to_one/
https://docs.djangoproject.com/en/2.2/topics/db/examples/many_to_one/
https://docs.djangoproject.com/en/2.2/topics/db/examples/many_to_many/
The Python Tutorial — Python 3.7.4 documentation
https://docs.python.org/3/tutorial/index.html
https://docs.python.org/3/tutorial/index.html