portrait performance

utils/personas.py

@@ -9,8 +9,13 @@ def get_user_portrait_tag3_redis_key(device_id):
 
 def items_gt_score(d, limit_score=0, tags_num=5):
     new_d = dict(sorted(d.items(), key=lambda x: x[1], reverse=True))
-    res = {tag: float(score) for tag, score in new_d.items() if float(score) >= limit_score}
-    return list(res.keys())[:tags_num]
+    res = []
+    count = 0
+    for (tag, score) in new_d.items():
+        if float(score) >= limit_score and count < tags_num:
+            res.append(tag)
+            count += 1
+    return res
 
 
 def get_user_portrait_tag3_from_redis(device_id, limit_score=0, tags_num=5):