fix key not found in redis

ad_interface_tornado.py

@@ -105,16 +105,14 @@ class DispatchHandler(tornado.web.RequestHandler):
             result = {'errcode': 2, "errmsg": f"get args failed,{str(e)}"}
             log.error(result)
             return self.write_error(2)
+        key_word = ""
         if gameid and locationid:
             key_word = f"ad::{gameid}_*::{channelid}::*::{locationid}"
         elif gameid and area:
             key_word = f"ad::{gameid}_*::{channelid}::{area}::*"
         else:
-            key_word = ""
-        try:
-	        ad_keys = my_redis.keys(key_word)
-        except Exception:
-            log.error(f"{ad_keys} not found in redis!")
+            pass
+        ad_keys = my_redis.keys(key_word)
         ids = []
         if ad_keys:
             for ad_key in ad_keys: