def get_user_exercises(user):
- assignment = Assignment.objects.get(user = user)
- return [e for e in exercises if e['id'] in assignment.exercises]
+ try:
+ assignment = Assignment.objects.get(user = user)
+ return [e for e in exercises if e['id'] in assignment.exercises]
+ except Assignment.DoesNotExist:
+ return []
readonly_fields = ('submitted_by', 'first_name', 'last_name', 'email', 'key', 'key_sent')