new_contents: class ApplicationDatamodel:
      def __init__(self):
          pass
  
      @property
      def app_id(self):
          pass
  
      @property
      def app_secret(self):
          pass
  
      @property
      def oauth_token(self):
          pass
  
      @property
      def oauth_secret(self):
          pass
  
subject: create twitter data model file