code: def fromSuccessResponse(cls, success_response, signed_only=True):
          
          self = cls()
          if signed_only:
              args = success_response.getSignedNS(self.ns_uri)
          else:
              args = success_response.message.getArgs(self.ns_uri)
  
          if not args:
              return None
  
          self.teams = []
  
          items = args['is_member']
          if items:
              for team_name in items.split(','):
                  self.teams.append(team_name)
  
          return self
docs: Create a C{L{TeamsResponse}} object from a successful OpenID
          library response
          (C{L{openid.consumer.consumer.SuccessResponse}}) response
          message
  
          @param success_response: A SuccessResponse from consumer.complete()
          @type success_response: C{L{openid.consumer.consumer.SuccessResponse}}
  
          @param signed_only: Whether to process only data that was
              signed in the id_res message from the server.
          @type signed_only: bool
  
          @rtype: TeamsResponse
          @returns: A teams extension response with the teams the OpenID
              provider provided.