(Re-)moved some imports

    def model_class(self):

        "Returns the Python model class for this type of content."

        from django.db import models

        return models.get_model(self.app_label, self.model,

                                only_installed=False)

import sys

import time

from django.conf import settings

from django.db.backends.creation import BaseDatabaseCreation

from django.utils.six.moves import input

                    print("Tests cancelled.")

                    sys.exit(1)

        from django.db import settings

        real_settings = settings.DATABASES[self.connection.alias]

        real_settings['SAVED_USER'] = self.connection.settings_dict['SAVED_USER'] = self.connection.settings_dict['USER']

        real_settings['SAVED_PASSWORD'] = self.connection.settings_dict['SAVED_PASSWORD'] = self.connection.settings_dict['PASSWORD']