old_contents: #!/usr/bin/env python
  
  import os, sys
  
  from django.conf import settings
  
  
  if not settings.configured:
      settings_dict = dict(
          INSTALLED_APPS=(
              'django.contrib.contenttypes',
              'model_utils',
              'model_utils.tests',
              ),
          DATABASES={
              "default": {
                  "ENGINE": "django.db.backends.sqlite3"
                  }
              },
          )
  
      settings.configure(**settings_dict)
  
  
  def runtests(*test_args):
      if not test_args:
          test_args = ['tests']
  
      parent = os.path.dirname(os.path.abspath(__file__))
      sys.path.insert(0, parent)
  
      from django.test.simple import DjangoTestSuiteRunner
      failures = DjangoTestSuiteRunner(
          verbosity=1, interactive=True, failfast=False).run_tests(test_args)
      sys.exit(failures)
  
  
  if __name__ == '__main__':
      runtests()
  
new_contents: #!/usr/bin/env python
  
  import os, sys
  
  from django.conf import settings
  import django
  
  
  DEFAULT_SETTINGS = dict(
      INSTALLED_APPS=(
          'django.contrib.contenttypes',
          'model_utils',
          'model_utils.tests',
          ),
      DATABASES={
          "default": {
              "ENGINE": "django.db.backends.sqlite3"
              }
          },
      )
  
  
  def runtests(*test_args):
      if not settings.configured:
          settings.configure(**DEFAULT_SETTINGS)
  
      # Compatibility with Django 1.7's stricter initialization
      if hasattr(django, 'setup'):
          django.setup()
  
      if not test_args:
          test_args = ['tests']
  
      parent = os.path.dirname(os.path.abspath(__file__))
      sys.path.insert(0, parent)
  
      from django.test.simple import DjangoTestSuiteRunner
      failures = DjangoTestSuiteRunner(
          verbosity=1, interactive=True, failfast=False).run_tests(test_args)
      sys.exit(failures)
  
  
  if __name__ == '__main__':
      runtests()
  
subject: Update runtests.py for compatibility with Django 1.7.