class StudentProfile(models.Model):
      user = models.OneToOneField(User, unique=True)
      address = models.CharField(max_length=100, null=True, blank=True)
      classroom = models.ForeignKey(Class, null=True, blank=True,
                related_name='classes', on_delete=models.CASCADE)
      birth = models.CharField(max_length=10, null=True, blank=True)
      isStudent = models.BooleanField(default=True)

       @receiver(post_save, sender=User)
       def create_user_profile(sender, instance, created, **kwargs):
          if created:
              StudentProfile.objects.create(user=instance)

       @receiver(post_save, sender=User)
       def save_user_profile(sender, instance, **kwargs):
          instance.profile.save()

user, created = User.objects.create_user(username=request.POST['username'], email=None,
                                                     password=request.POST['password'], is_staff=True)
            StudentProfile.objects.create(user=user)
            student = StudentProfile.objects.last()
            user = User.objects.last()
            user.profile.address = 'aeaeaeae'
            student.birth = request.POST['birth']
            student.classroom = request.POST['class']
            user.save()