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'''
This command creates a moderator group with permissions to add, change and delete
the objects in the exam app.
'''
# django imports
from django.core.management.base import BaseCommand, CommandError
from django.contrib.auth.models import Group, Permission
from django.contrib.contenttypes.models import ContentType
from django.db.utils import IntegrityError
class Command(BaseCommand):
help = 'Adds the moderator group'
def handle(self, *args, **options):
app_label = 'yaksh'
group = Group(name='moderator')
try:
group.save()
except IntegrityError:
raise CommandError("The group already exits")
else:
# Get the models for the given app
content_types = ContentType.objects.filter(app_label=app_label)
# Get list of permissions for the models
permission_list = Permission.objects.filter(content_type__in=content_types)
group.permissions.add(*permission_list)
group.save()
self.stdout.write('Moderator group added successfully')
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