Fix bugs

Author: Fancy-hjyp

test/legacy_test/test_margin_cross_entropy_op.py

@@ -150,9 +150,7 @@ def setUp(self):
         }
 
     def test_check_output(self):
-        self.check_output_with_place(
-            core.CUDAPlace(0), atol=1e-5, check_pir=True
-        )
+        self.check_output_with_place(core.CUDAPlace(0), check_pir=True)
 
     def test_check_grad(self):
         self.check_grad_with_place(
@@ -186,9 +184,7 @@ def init_dtype(self):
         self.dtype = np.float16
 
     def test_check_output(self):
-        self.check_output_with_place(
-            core.CUDAPlace(0), atol=5e-2, check_pir=True
-        )
+        self.check_output_with_place(core.CUDAPlace(0), check_pir=True)
 
     def test_check_grad(self):
         self.check_grad_with_place(
@@ -274,9 +270,7 @@ def setUp(self):
         }
 
     def test_check_output(self):
-        self.check_output_with_place(
-            core.CUDAPlace(0), atol=5e-2, check_pir=True
-        )
+        self.check_output_with_place(core.CUDAPlace(0), check_pir=True)
 
     def test_check_grad(self):
         self.check_grad_with_place(
@@ -314,9 +308,7 @@ def init_loss_params(self):
 class TestMarginCrossEntropyOpCPU(TestMarginCrossEntropyOp):
     def test_check_output(self):
         try:
-            self.check_output_with_place(
-                core.CPUPlace(), atol=1e-5, check_pir=True
-            )
+            self.check_output_with_place(core.CPUPlace(), check_pir=True)
         except RuntimeError:
             pass