Backend: Code formatting to make it prettier.

backend/.idea/backend.iml

backend/.idea/misc.xml

backend/.idea/modules.xml

backend/.idea/vcs.xml

backend/.idea/workspace.xml

backend/18/Folder/Folder/file.py

backend/18/Folder/Folder1/file.py

backend/18/Folder/file.py

backend/18/__init__.py

backend/18/app.py

backend/18/database_helper.py

backend/18/file.py

backend/18/socketio_helper.py

backend/18/tst.py

backend/__init__.py

backend/app.py

backend/database_helper.py

backend/db.sqlite

backend/socketio_helper.py