如何检查事件lambda函数中是否存在键
我下面有活动
event = {'body-json': {}, 'params': {'path': {'match': '%20'}, 'querystring': {}, 'header': {'Accept': '*/*', 'Accept-Encoding': 'gzip, deflate, br', 'Content-Type': 'application/json', 'Host': 'xx.amazonaws.com', 'Postman-Token': '50ae98db-6077-47c...