old_contents: 
  def make_migrations():
      from django.core.management import call_command
      call_command('makemigrations', 'test_app')
  
  
  if __name__ == '__main__':
      import sys
      sys.path.append('./src/')
  
      try:
          from django.conf import settings
  
          settings.configure(
              INSTALLED_APPS=[
                  'django.contrib.contenttypes',
                  'wizard_builder',
                  'tests.test_app'
              ],
          )
  
          import django
          django.setup()
  
      except ImportError:
          import traceback
          traceback.print_exc()
          raise ImportError('To fix this error, sort out the imports')
  
      make_migrations()
  
new_contents: 
  def make_migrations():
      from django.core.management import call_command
      call_command('makemigrations', 'test_app')
      call_command('makemigrations', 'wizard_builder')
  
  
  if __name__ == '__main__':
      import sys
      sys.path.append('./src/')
  
      try:
          from django.conf import settings
  
          settings.configure(
              INSTALLED_APPS=[
                  'django.contrib.contenttypes',
                  'django.contrib.sites',
                  'wizard_builder',
                  'tests.test_app'
              ],
          )
  
          import django
          django.setup()
  
      except ImportError:
          import traceback
          traceback.print_exc()
          raise ImportError('To fix this error, sort out the imports')
  
      make_migrations()
  
subject: make both test_app and wizard_builder migrations