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利用微信自带的语音识别功能,提供语音输入能力。需要在公众号管理页面的“设置与开发”->“接口权限”页面开启“接收语音识别结果”。
另外在app.py的信号回调函数最后加了sys.exit(0),否则微信公众号channel无法利用kill命令(commit里面写错了,不是ctrl+c)结束程序,必须kill -9。但这样就无法保存用户数据了。