old_contents: #!/usr/bin/env python
  
  from os.path import dirname, abspath
  import sys
  
  from django.conf import settings as django_settings
  
  if not django_settings.configured:
      django_settings.configure(
          DATABASE_ENGINE='sqlite3',
          INSTALLED_APPS=(
              'django.contrib.sessions',
              'django.contrib.contenttypes',
              'django.contrib.auth',
              'lockdown',
          ),
          ROOT_URLCONF='lockdown.tests.urls',
      )
  
  def runtests(*test_args):
      if not test_args:
          test_args = ['lockdown']
      parent = dirname(dirname(dirname(abspath(__file__))))
      sys.path.insert(0, parent)
      from django.test.simple import run_tests
      failures = run_tests(test_args, verbosity=1, interactive=True)
      sys.exit(failures)
  
  
  if __name__ == '__main__':
      runtests(*sys.argv[1:])
  
new_contents: #!/usr/bin/env python
  
  from os.path import dirname, abspath
  import sys
  
  from django.conf import settings as django_settings
  
  if not django_settings.configured:
      django_settings.configure(
          DATABASE_ENGINE='sqlite3',
          INSTALLED_APPS=(
              'django.contrib.sessions',
              'django.contrib.contenttypes',
              'django.contrib.auth',
              'lockdown',
          ),
          ROOT_URLCONF='lockdown.tests.urls',
      )
  
  def runtests(*test_args):
      if not test_args:
          test_args = ['lockdown']
      parent = dirname(abspath(__file__))
      sys.path.insert(0, parent)
      from django.test.simple import run_tests
      failures = run_tests(test_args, verbosity=1, interactive=True)
      sys.exit(failures)
  
  
  if __name__ == '__main__':
      runtests(*sys.argv[1:])
  
subject: fix path error in runtests.py