update by comment

Yancey0623 · Yancey0623 · commit c976fac19912 · 2018-02-08T18:59:18.000+08:00
diff --git a/python/paddle/v2/fluid/tests/test_split_op.py b/python/paddle/v2/fluid/tests/test_split_op.py
@@ -31,8 +31,8 @@ def setUp(self):
     def test_check_output(self):
         self.check_output()
 
-    #def test_check_grad(self):
-    #    self.check_grad(['X'], ['out0', 'out1', 'out2'])
+    def test_check_grad(self):
+        self.check_grad(['X'], ['out0', 'out1', 'out2'])
 
 
 if __name__ == '__main__':
