old_contents: import os
  import dj_database_url
  
  from microdash.settings.base import *
  
  env = os.getenv
  PROJECT_ROOT = os.path.dirname(os.path.realpath(__file__))
  # settings is one directory up now
  here = lambda *x: os.path.join(PROJECT_ROOT, '..', *x)
  
  SECRET_KEY = env('SECRET_KEY')
  
  DATABASES = {'default': dj_database_url.config(default='postgres://localhost')}
  
new_contents: import os
  import dj_database_url
  
  from microdash.settings.base import *
  
  env = os.getenv
  PROJECT_ROOT = os.path.dirname(os.path.realpath(__file__))
  # settings is one directory up now
  here = lambda *x: os.path.join(PROJECT_ROOT, '..', *x)
  
  SECRET_KEY = env('SECRET_KEY')
  
  DATABASES = {'default': dj_database_url.config(default='postgres://localhost')}
  
  TWITTER_KEY = env('TWITTER_KEY')
  TWITTER_SECRET = env('TWITTER_KEY')
  
subject: Read settings from the environment.