add video rank

video_rank.py

@@ -164,7 +164,12 @@ def video_new_rank(videoIds, fast_flow_set, flow_set, size, top_K, flow_pool_P):
         return []
 
     redisObj = RedisHelper()
-    video_scores = redisObj.get_batch_key(videoIds)
+    vidKeys = []
+    for vid in videoIds:
+        vidKeys.append("k_p:"+str(vid))
+    print("vidKeys:", vidKeys)
+    video_scores = redisObj.get_batch_key(vidKeys)
+    print(video_scores)
     video_items = []
     for i in range(len(video_scores)):
         try: