old_contents: # config
  
  class Configuration(object):
      DATABASE = {
          'name': 'example.db',
          'engine': 'peewee.SqliteDatabase',
      }
      DEBUG = True
      SECRET_KEY = 'shhhh'
  
new_contents: # config
  
  class Configuration(object):
      DATABASE = {
          'name': 'example.db',
          'engine': 'peewee.SqliteDatabase',
          'check_same_thread': False,
      }
      DEBUG = True
      SECRET_KEY = 'shhhh'
  
subject: Check same thread = false, fixes #25