Only create GradingRecords for succeful projects or failed projects with Surveys.
This is done because it has no use to create new GradingRecords for already failed/invalid projects because the outcome of this one will have no changing effect on the status.
import datetime
from django.core.management.base import NoArgsCommand
class Command(NoArgsCommand):
help = "Can be run as a cronjob or directly to clean out old data from the database (only expired sessions at the moment)."
def handle_noargs(self, **options):
from django.db import transaction
from django.contrib.sessions.models import Session
Session.objects.filter(expire_date__lt=datetime.datetime.now()).delete()
transaction.commit_unless_managed()