add debug

video_recall.py

@@ -2401,6 +2401,8 @@ class PoolRecall(object):
         for vid in filtered_viewed_videos:
             if vid in recall_dict:
                 recall_result.append(recall_dict[vid])
+        print("hot recall_result:", recall_result)
+        print("recall_dict:", recall_dict)
         return recall_result
 
     def get_7days_hot_item_reall(self):