Pylint and sonarlint

Can't believe i've done this

changed serialiser to form

removing raise of error

maybe remove stringuse and add variables

Todo: Update coverage test for serializer

SonarLint and PyLint django
Only comments and | remaining if wanted

Currently not able to run pylint for django, remaining pylint errors are irrellevant for django or is based on comments

Cleaned up imports, unused and grouped. Changed camelcasenamings, to underscore.
Edited elseif(removed else)

Removed variables

P42 changes

Only missing safe changes is let -> const

Running both in one line

removing in settings.

Attempt to make it in one line failed, cba using more time on this