def get_all( self ):
   """return all objects in an array"""
   """if no user objects are found, returned array should be empty"""
   all_rows = []
   for answer in list(self.db.answers.find()):
       answer_obj = qanda.Answer(answer["_id"], answer["body"], self.VotesCount(answer["_id"], 1), self.VotesCount(answer["_id"], -1))
       all_rows.append(answer_obj)
   return all_rows
 def get_answers( self, question_id ):
   """find all answers to a question"""
   """answers are returned as an array of Answer objects"""
   """KeyError exception should be thrown if question_id not found"""
   answer_arr = []
   for answer in list(self.db.question.find({"answers.qid": question_id })):
       answer_obj = qanda.Answer(answer["_id"], answer["body"], self.VotesCount(answer["_id"], 1), self.VotesCount(answer["_id"], -1))
       answer_arr.append(obj)
   return answer_arr
    def dbRow_To_AnswerObj(self, results):
        """convert each row from the answer table to an Answer Object"""

        answers = []
        for row in results:
            id = row[0]
            body = row[1]
            vote = self.vote_tally(id)
            up_vote = vote[0]
            down_vote = vote[1]
            answer = qanda.Answer(id, body, up_vote, down_vote)
            answers.append(answer)
        return answers
    def doc_to_ansObj(self, cursor):
        answers = []
        for entry in cursor:
            for i in range(len(entry["answer"])):
                id = entry["answer"][i]["_id"]
                body = entry["answer"][i]["text"]

                votes = entry["answer"][i]["vote"]
                vote_tally = self.vote_tally(votes)

                up_vote = vote_tally[0]
                down_vote = vote_tally[1]
                answer = qanda.Answer(id,body, up_vote, down_vote)
                answers.append(answer)
        return answers