old_contents: #!/usr/bin/env python
  import os
  import sys
  
  import django
  
  from django.conf import settings
  from django.core.exceptions import ImproperlyConfigured
  
  
  DEFAULT_SETTINGS = dict(
      DEBUG=True,
      USE_TZ=True,
      TIME_ZONE="UTC",
      DATABASES={
          "default": {
              "ENGINE": "django.db.backends.sqlite3",
          }
      },
      MIDDLEWARE_CLASSES=[
          "django.contrib.sessions.middleware.SessionMiddleware",
          "django.contrib.auth.middleware.AuthenticationMiddleware",
          "django.contrib.messages.middleware.MessageMiddleware"
      ],
      ROOT_URLCONF="phileo.urls",
      INSTALLED_APPS=[
          "django.contrib.auth",
          "django.contrib.contenttypes",
          "django.contrib.sessions",
          "django.contrib.sites",
          "phileo",
          "phileo.tests"
      ],
      SITE_ID=1,
      PHILEO_LIKABLE_MODELS={
          "auth.User": {
              "like_text_on": "unlike",
              "css_class_on": "fa-heart",
              "like_text_off": "like",
              "css_class_off": "fa-heart-o",
              "allowed": lambda user, obj: True
          }
      }
  )
  
  
  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()
  
      parent = os.path.dirname(os.path.abspath(__file__))
      sys.path.insert(0, parent)
  
      try:
          from django.test.runner import DiscoverRunner
          runner_class = DiscoverRunner
          test_args = ["phileo.tests"]
      except ImportError:
          from django.test.simple import DjangoTestSuiteRunner
          runner_class = DjangoTestSuiteRunner
          test_args = ["tests"]
  
      failures = runner_class(verbosity=1, interactive=True, failfast=False).run_tests(test_args)
      sys.exit(failures)
  
  
  if __name__ == "__main__":
      runtests(*sys.argv[1:])
  
new_contents: #!/usr/bin/env python
  import os
  import sys
  
  import django
  
  from django.conf import settings
  
  
  DEFAULT_SETTINGS = dict(
      DEBUG=True,
      USE_TZ=True,
      TIME_ZONE="UTC",
      DATABASES={
          "default": {
              "ENGINE": "django.db.backends.sqlite3",
          }
      },
      MIDDLEWARE_CLASSES=[
          "django.contrib.sessions.middleware.SessionMiddleware",
          "django.contrib.auth.middleware.AuthenticationMiddleware",
          "django.contrib.messages.middleware.MessageMiddleware"
      ],
      ROOT_URLCONF="phileo.urls",
      INSTALLED_APPS=[
          "django.contrib.auth",
          "django.contrib.contenttypes",
          "django.contrib.sessions",
          "django.contrib.sites",
          "phileo",
          "phileo.tests"
      ],
      SITE_ID=1,
      PHILEO_LIKABLE_MODELS={
          "auth.User": {
              "like_text_on": "unlike",
              "css_class_on": "fa-heart",
              "like_text_off": "like",
              "css_class_off": "fa-heart-o",
              "allowed": lambda user, obj: True
          }
      }
  )
  
  
  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()
  
      parent = os.path.dirname(os.path.abspath(__file__))
      sys.path.insert(0, parent)
  
      try:
          from django.test.runner import DiscoverRunner
          runner_class = DiscoverRunner
          test_args = ["phileo.tests"]
      except ImportError:
          from django.test.simple import DjangoTestSuiteRunner
          runner_class = DjangoTestSuiteRunner
          test_args = ["tests"]
  
      failures = runner_class(verbosity=1, interactive=True, failfast=False).run_tests(test_args)
      sys.exit(failures)
  
  
  if __name__ == "__main__":
      runtests(*sys.argv[1:])
  
subject: Remove unused import