line 32, in main File "weather.py", line 19, in search_city seach_response = requests.get("https://www.metaweather.com/api/locationquery="+query).json)
我想在mysql中查询数据,例如:$room_id=$_POST["room_id"];
$reuslt=$this->db-query("SELECT * FROM mytable WHERE if($cid is not null){then check cid=$cid} else{don't check} AND if($room_id is not null){then check room_id=$room_id} else{