update

JiayiFeng · JiayiFeng · commit b1cc28dab34c · 2018-04-11T04:54:14.000Z
diff --git a/python/paddle/fluid/tests/unittests/test_recordio_reader.py b/python/paddle/fluid/tests/unittests/test_recordio_reader.py
@@ -66,7 +66,6 @@ def test_main(self, decorator_callback=None):
             # train a pass
             batch_id = 0
             while True:
-                ex = None
                 try:
                     tmp, = exe.run(fetch_list=[avg_loss])
                 except fluid.core.EnforceNotMet as ex:
