old_contents: import os
  import time
  import signal
  
  import django
  from django.core.management import call_command
  from django.test import TestCase
  from django.core.wsgi import get_wsgi_application
  
  os.environ.setdefault("DJANGO_SETTINGS_MODULE", "tests.config")
  application = get_wsgi_application()
  
  class TestCommand(TestCase):
  
      def test_command_config(self):
          django.setup()
          pid = os.fork()
          if pid == 0:
            call_command('runserver', use_config=True, interactive=False)
          time.sleep(2)
          os.kill(pid, signal.SIGTERM)
  
new_contents: import os
  import time
  import signal
  
  import django
  from django.core.management import call_command
  from django.test import TestCase
  from django.core.wsgi import get_wsgi_application
  
  os.environ.setdefault("DJANGO_SETTINGS_MODULE", "tests.config")
  application = get_wsgi_application()
  
  class TestCommand(TestCase):
  
      def test_command_config(self):
          django.setup()
          pid = os.fork()
          if pid == 0:
            call_command('runserver', use_config=True)
          time.sleep(2)
          os.kill(pid, signal.SIGTERM)
  
subject: Update test.py