old_contents: import sys
  import os
  
  
  os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'env_settings.settings')
  
  try:
      from django.conf import settings
      from django.test.utils import get_runner
  
      settings.configure(
          DEBUG=True,
          DATABASES={
              "default": {
                  "ENGINE": "django.db.backends.sqlite3",
              }
          },
          INSTALLED_APPS=[
              "django_fake_model",
          ],
      )
  
      try:
          import django
          setup = django.setup
      except AttributeError:
          pass
      else:
          setup()
  
  except ImportError:
      import traceback
      traceback.print_exc()
      raise ImportError("To fix this error, run: pip install -r requirements-test.txt")
  
  
  def run_tests(*test_args):
      if not test_args:
          test_args = ['tests']
  
      # Run tests
      TestRunner = get_runner(settings)
      test_runner = TestRunner()
  
      failures = test_runner.run_tests(test_args)
  
      if failures:
          sys.exit(bool(failures))
  
  
  if __name__ == '__main__':
      run_tests(*sys.argv[1:])
new_contents: import sys
  import os
  
  
  os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'env_settings.settings')
  
  try:
      from django.conf import settings
      from django.test.utils import get_runner
  
      # settings.configure(
      #     DEBUG=True,
      #     DATABASES={
      #         "default": {
      #             "ENGINE": "django.db.backends.sqlite3",
      #         }
      #     },
      #     INSTALLED_APPS=[
      #         "django_fake_model",
      #     ],
      # )
  
      try:
          import django
          setup = django.setup
      except AttributeError:
          pass
      else:
          setup()
  
  except ImportError:
      import traceback
      traceback.print_exc()
      raise ImportError("To fix this error, run: pip install -r requirements-test.txt")
  
  
  def run_tests(*test_args):
      if not test_args:
          test_args = ['tests']
  
      # Run tests
      TestRunner = get_runner(settings)
      test_runner = TestRunner()
  
      failures = test_runner.run_tests(test_args)
  
      if failures:
          sys.exit(bool(failures))
  
  
  if __name__ == '__main__':
      run_tests(*sys.argv[1:])
subject: remove settings.configure