old_contents: from .common import *
  from .secret import (DB_SETTINGS, SECRET_KEY, INVITE_CODE, SENDER_EMAIL,
                       ADMINS, SPARKPOST_API_KEY)
  
  # SECURITY WARNING: don't run with debug turned on in production!
  DEBUG = False
  ALLOWED_HOSTS = ['*']
  
  # Database
  # https://docs.djangoproject.com/en/1.10/ref/settings/#databases
  DATABASES = {
      'default': {
          'ENGINE': 'django.contrib.gis.db.backends.mysql',
      }
  }
  
  DATABASES['default'].update(DB_SETTINGS)
  
new_contents: from .common import *
  from .secret import (DB_SETTINGS, SECRET_KEY, INVITE_CODE, SENDER_EMAIL,
                       ADMINS, SPARKPOST_API_KEY)
  
  # SECURITY WARNING: don't run with debug turned on in production!
  DEBUG = False
  ALLOWED_HOSTS = ['*']
  
  # Database
  # https://docs.djangoproject.com/en/1.10/ref/settings/#databases
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.mysql',
      }
  }
  
  DATABASES['default'].update(DB_SETTINGS)
  
subject: use proper MySQL driver