fix some error

ad_interface_tornado.py

@@ -60,7 +60,10 @@ def send_cache_data():
 			key = f"{line.get('gameid', 0)}::{line.get('locationid', 0)}"
 			if my_redis.exists(key):
 				# 检查num是否已达到设定数值
-				num = my_redis.get(f"{key}:num") or 0
+				num = my_redis.get(f"{key}:num")
+				if not num:
+					num=0
+				print("num was ",num)
 				if line['num'] != -1 and line['num'] <= num:
 					# 该广告已播放达到次数，从缓存中清除
 					my_redis.srem(key, line['id'])