code: def get_presence(self, user_name):
          
          user_id = self.get_id_by_name(user_name)
          self.params.update({
              'user': user_id,
              })
          return FromUrl('https://slack.com/api/users.getPresence', self._requests)(data=self.params).get()
docs: https://api.slack.com/methods/users.getPresence