"""Run from the supplied project's lessons folder; data is temporary."""
from pathlib import Path
import sys
lesson_folder = Path(__file__).resolve().parent
# A lesson filename must not shadow an installed package such as whitenoise.
sys.path = [entry for entry in sys.path if Path(entry or ".").resolve() != lesson_folder]
sys.path.insert(0, str(lesson_folder.parent))
from lab_support import start
start()
from workshops.models import Venue, Workshop, Reservation
from django.test import Client, RequestFactory, override_settings

# Lesson code: the shared lab is ready, with three fictional workshops.
from django.db.models.deletion import ProtectedError
venue = Venue.objects.get(code="river-hall")
print(venue.workshops.count())
try:
    venue.delete()
except ProtectedError:
    print("Protected venue")
print(Venue.objects.filter(pk=venue.pk).exists())