first fixed on the urls and then gave the admin_key in settings and then created main admin page.
from django.db import models
class Event(models.Model):
""" An event.
"""
title = models.CharField(max_length=200)
start_date = models.DateField()
stop_date = models.DateField()
feedback_status = models.CharField(max_length=1, default='0')
quiz_status = models.CharField(max_length=2, default='00')