import random for line 12

MJGao · Jun 6, 2018 · 9c1902e · 9c1902e
1 parent 73b04e5
commit 9c1902e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/py3.x/16.RecommenderSystems/test_lfm.py b/src/py3.x/16.RecommenderSystems/test_lfm.py
@@ -1,3 +1,4 @@
+import random
 
 
 # 负样本采样过程