@classmethod
  @gen.coroutine
  def _FormatPostCommentText(cls, client, viewpoint, activity):
    # Query to get the name of the comment poster and the text of the comment.
    args_dict = json.loads(activity.json)
    comment = yield gen.Task(Comment.Query, client, viewpoint.viewpoint_id, args_dict['comment_id'], None)

    sharer_name = yield AlertManager._GetNameFromUserId(client, activity.user_id)
    raise gen.Return('%s: %s' % (sharer_name, comment.message))
:return: whether this task is deleted
dataset/ETHPy150Open viewfinderco/viewfinder/backend/op/alert_manager.py/AlertManager._FormatPostCommentText--crossover with--dataset/ETHPy150Open shichao-an/115wangpan/u115/api.py/Task.is_deleted