问如何使用托管= False在Django测试期间创建表？

EN

# settings_test.py
TEST_RUNNER = 'utils.test_runner.ManagedModelTestRunner'

# test_runner.py
from django.test.runner import DiscoverRunner

class ManagedModelTestRunner(DiscoverRunner):
    """
    Test runner that automatically makes all unmanaged models in your Django
    project managed for the duration of the test run, so that one doesn't need
    to execute the SQL manually to create them.
    """  
    def setup_test_environment(self, *args, **kwargs):
        from django.db.models.loading import get_models
        super(ManagedModelTestRunner, self).setup_test_environment(*args,
                                                                   **kwargs)
        self.unmanaged_models = [m for m in get_models(only_installed=False)
                                 if not m._meta.managed]
        for m in self.unmanaged_models:
            m._meta.managed = True

    def teardown_test_environment(self, *args, **kwargs):
        super(ManagedModelTestRunner, self).teardown_test_environment(*args, **kwargs)
        # reset unmanaged models
        for m in self.unmanaged_models:
            m._meta.managed = False