Fixed #24737 -- Removed unnecesary kwargs in UserManager._create_user()

        """

        Creates and saves a User with the given username, email and password.

        """

        now = timezone.now()

        if not username:

            raise ValueError('The given username must be set')

        email = self.normalize_email(email)

        user = self.model(username=username, email=email,

                          is_staff=is_staff, is_active=True,

                          is_superuser=is_superuser,

                          date_joined=now, **extra_fields)

                          is_staff=is_staff, is_superuser=is_superuser,

                          **extra_fields)

        user.set_password(password)

        user.save(using=self._db)

        return user