code: def handle_authn_response(self, context, internal_response):
          
          return self._handle_authn_response(context, internal_response, self.idp)
docs: See super class method satosa.frontends.base.FrontendModule#handle_authn_response
          :type context: satosa.context.Context
          :type internal_response: satosa.internal.InternalData
          :rtype satosa.response.Response