diff --git a/python/paddle/hapi/model.py b/python/paddle/hapi/model.py
index ea6d310ad5378511d390868c1c5a36e8ee9291c2..936bc77d491eedbd3a0cb289319d9cda3b647cd2 100644
--- a/python/paddle/hapi/model.py
+++ b/python/paddle/hapi/model.py
@@ -618,7 +618,6 @@ class DynamicGraphAdapter(object):
 
     # TODO multi device in dygraph mode not implemented at present time
     def train_batch(self, inputs, labels=None):
-
         assert self.model._optimizer, \
             "model not ready, please call `model.prepare()` first"
         self.model.network.train()
@@ -1858,7 +1857,6 @@ class Model(object):
             ]
             self._is_shape_inferred = True
             self._inputs = self._verify_spec(None, self._shapes, True)
-
         if mode == 'test':
             return logs, outputs
         return logs
diff --git a/python/paddle/tests/test_model.py b/python/paddle/tests/test_model.py
index 6f5163f0583a958f46df1f275b6db5c22bcaefc8..809b25db5e47f85d681e6b03c98890b40b3625ed 100644
--- a/python/paddle/tests/test_model.py
+++ b/python/paddle/tests/test_model.py
@@ -515,6 +515,7 @@ class TestModelFunction(unittest.TestCase):
         paddle.summary(nlp_net, (1, 1, 2))
 
     def test_export_deploy_model(self):
+        self.set_seed()
         for dynamic in [True, False]:
             paddle.disable_static() if dynamic else None
             prog_translator = ProgramTranslator()