Napisałem testy do utils oraz views.

https://gist.github.com/8r2y5/892416a260a70fb38d07
If I change the import like you suggest it will fail at importing and give error msg:
`ValueError: Attempted relative import in non-package`
originally it was:
`from presence_analyzer.main import app`
and it was falling too, that's why I changed it to that form.