diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/__init__.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/__init__.py
index fc53efd1be..e30774307c 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/__init__.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/__init__.py
@@ -11,4 +11,4 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-# ============================================================================
\ No newline at end of file
+# ============================================================================
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/batch_norm_grad_split.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/batch_norm_grad_split.py
index dc783f1fbd..afcc1fe292 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/batch_norm_grad_split.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/batch_norm_grad_split.py
@@ -13,7 +13,6 @@
 # limitations under the License.
 # ============================================================================
 
-from mindspore.ops import operations as P
 from mindspore.ops.operations import _grad_ops as G
 from mindspore.ops import Primitive
 
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/bn_grad_split.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/bn_grad_split.py
index c26c698260..053a768db6 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/bn_grad_split.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/bn_grad_split.py
@@ -13,7 +13,6 @@
 # limitations under the License.
 # ============================================================================
 
-from mindspore.ops import operations as P
 from mindspore.ops.operations import _grad_ops as G
 from mindspore.ops import Primitive
 
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/buffer_fusion_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/buffer_fusion_test.py
index 12db1ce97b..bbd72c799f 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/buffer_fusion_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/buffer_fusion_test.py
@@ -61,8 +61,8 @@ def test_tbe_eltwise_fusion_1(tag):
     def after(x):
         fusion = Fusion_relu_relu(x)
         res = Cast(fusion)
-        tuple = make_tuple(res)
-        return tuple
+        output = make_tuple(res)
+        return output
 
     return fns[tag]
 
@@ -86,8 +86,8 @@ def test_tbe_eltwise_fusion_2(tag):
     def after(x, y):
         fusion = Fusion_biasadd(x, y)
         res = Cast(fusion)
-        tuple = make_tuple(res)
-        return tuple
+        output = make_tuple(res)
+        return output
 
     return fns[tag]
 
@@ -111,8 +111,8 @@ def test_tbe_reduce_eltwise_fusion(tag):
     def after(x):
         fusion = Fusion_biasaddgrad(x)
         res = Cast(fusion)
-        tuple = make_tuple(res)
-        return tuple
+        output = make_tuple(res)
+        return output
 
     return fns[tag]
 
@@ -131,8 +131,8 @@ def test_conv_singlein_fusion(tag):
     def after(x, y):
         fusion = Fusion(x, y)
         res = Cast(fusion)
-        tuple = make_tuple(res)
-        return tuple
+        output = make_tuple(res)
+        return output
 
     return fns[tag]
 
@@ -151,7 +151,7 @@ def test_tbe_matmul_eltwise_fusion(tag):
     def after(x, y):
         fusion = Fusion_matmul_relu(x, y)
         res = Cast(fusion)
-        tuple = make_tuple(res)
-        return tuple
+        output = make_tuple(res)
+        return output
 
     return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/clip_by_norm_no_div_square_sum_fusion.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/clip_by_norm_no_div_square_sum_fusion.py
index 7dd1ba7165..6890cd949c 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/clip_by_norm_no_div_square_sum_fusion.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/clip_by_norm_no_div_square_sum_fusion.py
@@ -40,17 +40,17 @@ def test_clip_by_norm_no_div_square_sum_fusion(tag):
     fns = FnDict()
 
     @fns
-    def before(input, constant_select, constant_greater, constant_maximum):
-        greater_output = greater(input, constant_greater)
-        res = select(greater_output, input, constant_select)
+    def before(x, constant_select, constant_greater, constant_maximum):
+        greater_output = greater(x, constant_greater)
+        res = select(greater_output, x, constant_select)
         res = sqrt(res)
-        res = select(greater_output, res, input)
+        res = select(greater_output, res, x)
         res = maximum(res, constant_maximum)
         return res
 
     @fns
-    def after(input, constant_select, constant_greater, constant_maximum):
-        res = clip_by_norm_no_div_square_sum(input, constant_select, constant_greater, constant_maximum)
+    def after(x, constant_select, constant_greater, constant_maximum):
+        res = clip_by_norm_no_div_square_sum(x, constant_select, constant_greater, constant_maximum)
         return make_tuple(res)
 
     return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_const_input_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_const_input_test.py
index 1ef32eae99..e6da72fdb1 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_const_input_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_const_input_test.py
@@ -38,6 +38,7 @@ depth = Tensor(2, mstype.int32)
 shape = (2, 4, 2, 2)
 dropout_gen_mask = P.DropoutGenMask()
 
+
 class FnDict:
     def __init__(self):
         self.fnDict = {}
@@ -114,7 +115,7 @@ def test_convert_strided_slice_grad_input_to_attr(tag):
 
     @fns
     def before(x):
-        return stridedslicegrad(x, (16, 128, 1024), (0, 0 , 0), (16, 1, 1024), (1, 1,1))
+        return stridedslicegrad(x, (16, 128, 1024), (0, 0, 0), (16, 1, 1024), (1, 1, 1))
 
     @fns
     def after(x):
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_input_to_dynamic_input_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_input_to_dynamic_input_test.py
index 24cfcdd01d..d0190d85a3 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_input_to_dynamic_input_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_input_to_dynamic_input_test.py
@@ -12,12 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 # ============================================================================
+import numpy as np
 from mindspore.ops import operations as P
 from mindspore.ops import Primitive
-import mindspore as ms
-import mindspore.common.dtype as mstype
 from mindspore.common.tensor import Tensor
-import numpy as np
 
 make_tuple = Primitive('make_tuple')
 concat = P.Concat()
@@ -51,7 +49,7 @@ def test_convert_tuple_input_to_dynamic_input(tag):
     def after(x):
         res = concat(t1, t2)
         res = add(x, res)
-        res = make_tuple(res);
+        res = make_tuple(res)
         return res
 
     return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_output_to_maketuple_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_output_to_maketuple_test.py
index 961f7b6232..c32df513d8 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_output_to_maketuple_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/convert_tuple_output_to_maketuple_test.py
@@ -14,16 +14,13 @@
 # ============================================================================
 from mindspore.ops import operations as P
 from mindspore.ops import Primitive
-import mindspore as ms
-import mindspore.common.dtype as mstype
-from mindspore.common.tensor import Tensor
-import numpy as np
 
 make_tuple = Primitive('make_tuple')
-tuple_get_item = Primitive("tuple_getitem");
-LSTM = P.LSTM(input_size=10,hidden_size=2,num_layers=1,has_bias=True,bidirectional=False,dropout=0.0)
+tuple_get_item = Primitive("tuple_getitem")
+LSTM = P.LSTM(input_size=10, hidden_size=2, num_layers=1, has_bias=True, bidirectional=False, dropout=0.0)
 add = P.TensorAdd()
 
+
 class FnDict:
     def __init__(self):
         self.fnDict = {}
@@ -48,7 +45,7 @@ def test_convert_tuple_output_to_maketuple(tag):
         res = LSTM(x, h, c, w)
         res = make_tuple(
             make_tuple(tuple_get_item(res, 0), tuple_get_item(res, 1), tuple_get_item(res, 2), tuple_get_item(res, 3),
-                       tuple_get_item(res, 4)));
+                       tuple_get_item(res, 4)))
         return res
 
     return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/eliminate_redundant_op_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/eliminate_redundant_op_test.py
index 652ead2993..961a3ae8a5 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/eliminate_redundant_op_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/eliminate_redundant_op_test.py
@@ -40,8 +40,8 @@ def test_eliminate_5to4_4to5(tag):
 
     @fns
     def before(x, y):
-        sum = add(x, y)
-        res = sub(sum, y)
+        sum_add = add(x, y)
+        res = sub(sum_add, y)
         output = make_tuple(res)
         return output
 
@@ -50,8 +50,8 @@ def test_eliminate_5to4_4to5(tag):
         new_x_sum = transdata(x)
         new_y_sum = transdata(y)
         new_y_sum2 = transdata(y)
-        sum = add(new_x_sum, new_y_sum)
-        sum_5to4 = transdata(sum)
+        sum_add = add(new_x_sum, new_y_sum)
+        sum_5to4 = transdata(sum_add)
         sum_4to5 = transdata(sum_5to4)
         res = sub(sum_4to5, new_y_sum2)
         output = transdata(res)
@@ -64,8 +64,8 @@ def test_eliminate_5to4_4to5(tag):
         new_x_sum = transdata(x)
         new_y_sum = transdata(y)
         new_y_diff = transdata(y)
-        sum = add(new_x_sum, new_y_sum)
-        res = sub(sum, new_y_diff)
+        sum_add = add(new_x_sum, new_y_sum)
+        res = sub(sum_add, new_y_diff)
         output = transdata(res)
         new_output = make_tuple(output)
         ret = make_tuple(new_output)
@@ -79,8 +79,8 @@ def test_eliminate_cast(tag):
 
     @fns
     def before(x, y):
-        sum = add(x, y)
-        res = sub(sum, y)
+        sum_add = add(x, y)
+        res = sub(sum_add, y)
         output = make_tuple(res)
         return output
 
@@ -89,8 +89,8 @@ def test_eliminate_cast(tag):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
         new_y_sum2 = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        sum_cast1 = cast(sum)
+        sum_add = add(new_x_sum, new_y_sum)
+        sum_cast1 = cast(sum_add)
         sum_cast2 = cast(sum_cast1)
         res = sub(sum_cast2, new_y_sum2)
         output = cast(res)
@@ -103,8 +103,8 @@ def test_eliminate_cast(tag):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
         new_y_diff = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        res = sub(sum, new_y_diff)
+        sum_add = add(new_x_sum, new_y_sum)
+        res = sub(sum_add, new_y_diff)
         output = cast(res)
         new_output = make_tuple(output)
         ret = make_tuple(new_output)
@@ -118,8 +118,8 @@ def test_eliminate_5to4_depend_4to5(tag):
 
     @fns
     def before(x, y):
-        sum = add(x, y)
-        sum_depend = depend(sum, x)
+        sum_add = add(x, y)
+        sum_depend = depend(sum_add, x)
         res = sub(sum_depend, y)
         output = make_tuple(res)
         return output
@@ -128,8 +128,8 @@ def test_eliminate_5to4_depend_4to5(tag):
     def after1(x, y):
         new_x_sum = transdata(x)
         new_y_sum = transdata(y)
-        sum = add(new_x_sum, new_y_sum)
-        sum_trans = transdata(sum)
+        sum_add = add(new_x_sum, new_y_sum)
+        sum_trans = transdata(sum_add)
         depend_between_trans = depend(sum_trans, x)
         depend_trans = transdata(depend_between_trans)
         new_y_diff = transdata(y)
@@ -143,8 +143,8 @@ def test_eliminate_5to4_depend_4to5(tag):
     def after2(x, y):
         new_x_sum = transdata(x)
         new_y_sum = transdata(y)
-        sum = add(new_x_sum, new_y_sum)
-        depend_op = depend(sum, x)
+        sum_add = add(new_x_sum, new_y_sum)
+        depend_op = depend(sum_add, x)
         new_y_diff = transdata(y)
         res = sub(depend_op, new_y_diff)
         output = transdata(res)
@@ -160,8 +160,8 @@ def test_eliminate_cast_depend_cast(tag):
 
     @fns
     def before(x, y):
-        sum = add(x, y)
-        sum_depend = depend(sum, x)
+        sum_add = add(x, y)
+        sum_depend = depend(sum_add, x)
         sum_depend2 = depend(sum_depend, x)
         sum_depend3 = depend(sum_depend2, x)
         res = sub(sum_depend3, y)
@@ -172,8 +172,8 @@ def test_eliminate_cast_depend_cast(tag):
     def after1(x, y):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        sum_cast = cast(sum)
+        sum_add = add(new_x_sum, new_y_sum)
+        sum_cast = cast(sum_add)
         depend_between_cast = depend(sum_cast, x)
         depend_between_cast2 = depend(depend_between_cast, x)
         depend_between_cast3 = depend(depend_between_cast2, x)
@@ -189,8 +189,8 @@ def test_eliminate_cast_depend_cast(tag):
     def after2(x, y):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        depend_op = depend(sum, x)
+        sum_add = add(new_x_sum, new_y_sum)
+        depend_op = depend(sum_add, x)
         depend_op2 = depend(depend_op, x)
         depend_op3 = depend(depend_op2, x)
         new_y_diff = cast(y)
@@ -201,4 +201,3 @@ def test_eliminate_cast_depend_cast(tag):
         return ret
 
     return fns[tag]
-
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/getnext_memcpy_elimination_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/getnext_memcpy_elimination_test.py
index 39b60d72d6..e246fbf0ed 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/getnext_memcpy_elimination_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/getnext_memcpy_elimination_test.py
@@ -40,14 +40,14 @@ def test_getnext_memcpy_elimination(tag):
     fns = FnDict()
 
     @fns
-    def before(x):
+    def before():
         res = get_next()
         res = memcpy_async_attr(res)
         res = cast(res)
         return res
 
     @fns
-    def after(x):
+    def after():
         res = get_next()
         res = cast(res)
         return res
@@ -59,14 +59,14 @@ def test_getnext_memcpy_elimination_no_attr(tag):
     fns = FnDict()
 
     @fns
-    def before(x):
+    def before():
         res = get_next()
         res = memcpy_async(res)
         res = cast(res)
         return res
 
     @fns
-    def after(x):
+    def after():
         res = get_next()
         res = memcpy_async(res)
         res = cast(res)
@@ -79,7 +79,7 @@ def test_getnext_memcpy_elimination_memcpy_multi_users(tag):
     fns = FnDict()
 
     @fns
-    def before(x):
+    def before():
         res = get_next()
         memcpy_out = memcpy_async_attr(res)
         res = cast(memcpy_out)
@@ -87,7 +87,7 @@ def test_getnext_memcpy_elimination_memcpy_multi_users(tag):
         return res
 
     @fns
-    def after(x):
+    def after():
         res = get_next()
         memcpy_out = memcpy_async_attr(res)
         res = cast(memcpy_out)
@@ -101,14 +101,14 @@ def test_getnext_memcpy_elimination_next_multi_inputs(tag):
     fns = FnDict()
 
     @fns
-    def before(x):
+    def before():
         res = get_next()
         memcpy_out = memcpy_async_attr(res)
         res = add(memcpy_out, res)
         return res
 
     @fns
-    def after(x):
+    def after():
         res = get_next()
         memcpy_out = memcpy_async_attr(res)
         res = add(memcpy_out, res)
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/hw_opt_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/hw_opt_test.py
index 2877bc7c7a..977382e317 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/hw_opt_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/hw_opt_test.py
@@ -127,14 +127,14 @@ def test_eliminate_depend_input2(tag):
     def before(x, y, z):
         new_z = four2five(z)
         depend_intput = depend(y, new_z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     @fns
     def after(x, y, z):
         depend_intput = depend(y, z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     return fns[tag]
 
@@ -144,8 +144,8 @@ def test_opt_match(tag):
 
     @fns
     def graph1(x, y):
-        sum = add(x, y)
-        output = make_tuple(sum)
+        sum_add = add(x, y)
+        output = make_tuple(sum_add)
         return output
 
     @fns
@@ -178,4 +178,3 @@ def test_func_graph_cse(tag):
         return d
 
     return fns[tag]
-
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/lamb_next_mv_rule_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/lamb_next_mv_rule_test.py
index 6690408b08..3daaa3f4fb 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/lamb_next_mv_rule_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/lamb_next_mv_rule_test.py
@@ -66,17 +66,17 @@ def test_lamb_next_mv_rule(tag):
     def after(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x, constant_mul1_sub,
               constant_mul2_x, constant_mul3_sub1, constant_mul4_x, constant_add2_y):
         lamb_next_mv = LambNextMV(input0, input1, input2, input3, input4, input5, input6,
-                                                      constant_mul0_x, constant_mul1_sub,
-                                                      constant_mul2_x, constant_mul3_sub1, constant_mul4_x,
-                                                      constant_add2_y)
+                                  constant_mul0_x, constant_mul1_sub, constant_mul2_x, constant_mul3_sub1,
+                                  constant_mul4_x, constant_add2_y)
         outputs = make_tuple(tuple_getitem(lamb_next_mv, 0), tuple_getitem(lamb_next_mv, 1),
                              tuple_getitem(lamb_next_mv, 2), tuple_getitem(lamb_next_mv, 3))
         output = tuple_getitem(outputs, 0)
         return make_tuple(output)
 
     @fns
-    def before_unmatched_real_div4(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x, constant_mul1_sub,
-               constant_mul2_x, constant_mul3_sub1, constant_mul4_x, constant_add2_y):
+    def before_unmatched_real_div4(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x,
+                                   constant_mul1_sub, constant_mul2_x, constant_mul3_sub1, constant_mul4_x,
+                                   constant_add2_y):
         mul0 = Mul(constant_mul0_x, input4)
         mul1 = Mul(constant_mul1_sub, input3)
         add0 = Add(mul0, mul1)
@@ -98,8 +98,9 @@ def test_lamb_next_mv_rule(tag):
         return output
 
     @fns
-    def before_unmatched_real_div0(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x, constant_mul1_sub,
-               constant_mul2_x, constant_mul3_sub1, constant_mul4_x, constant_add2_y):
+    def before_unmatched_real_div0(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x,
+                                   constant_mul1_sub, constant_mul2_x, constant_mul3_sub1, constant_mul4_x,
+                                   constant_add2_y):
         mul0 = Mul(constant_mul0_x, input4)
         mul1 = Mul(constant_mul1_sub, input3)
         add0 = Add(mul0, mul1)
@@ -121,8 +122,9 @@ def test_lamb_next_mv_rule(tag):
         return output
 
     @fns
-    def before_unmatched_real_div1(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x, constant_mul1_sub,
-               constant_mul2_x, constant_mul3_sub1, constant_mul4_x, constant_add2_y):
+    def before_unmatched_real_div1(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x,
+                                   constant_mul1_sub, constant_mul2_x, constant_mul3_sub1, constant_mul4_x,
+                                   constant_add2_y):
         mul0 = Mul(constant_mul0_x, input4)
         mul1 = Mul(constant_mul1_sub, input3)
         add0 = Add(mul0, mul1)
@@ -144,8 +146,9 @@ def test_lamb_next_mv_rule(tag):
         return output
 
     @fns
-    def before_unmatched_real_div2(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x, constant_mul1_sub,
-               constant_mul2_x, constant_mul3_sub1, constant_mul4_x, constant_add2_y):
+    def before_unmatched_real_div2(input0, input1, input2, input3, input4, input5, input6, constant_mul0_x,
+                                   constant_mul1_sub, constant_mul2_x, constant_mul3_sub1, constant_mul4_x,
+                                   constant_add2_y):
         mul0 = Mul(constant_mul0_x, input4)
         mul1 = Mul(constant_mul1_sub, input3)
         add0 = Add(mul0, mul1)
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/layer_norm_grad_split.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/layer_norm_grad_split.py
index 930c76a8f5..faf31d11fc 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/layer_norm_grad_split.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/layer_norm_grad_split.py
@@ -13,7 +13,6 @@
 # limitations under the License.
 # ============================================================================
 
-from mindspore.ops import operations as P
 from mindspore.ops.operations import _grad_ops as G
 from mindspore.ops import Primitive
 
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/mixed_precision_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/mixed_precision_test.py
index 7d3985376b..7069cca1e0 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/mixed_precision_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/mixed_precision_test.py
@@ -82,8 +82,8 @@ def test_eliminate_cast_op(tag):
 
     @fns
     def before(x, y):
-        sum = addn((x, y))
-        sum_depend = depend(sum, addn((x, y)))
+        sum_add = addn((x, y))
+        sum_depend = depend(sum_add, addn((x, y)))
         diff = sub(x, y)
         res = mul(sum_depend, diff)
         return res
@@ -92,8 +92,8 @@ def test_eliminate_cast_op(tag):
     def after1(x, y):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
-        sum = addn(new_x_sum, new_y_sum)
-        sum_cast = cast(sum)
+        sum_add = addn(new_x_sum, new_y_sum)
+        sum_cast = cast(sum_add)
         new_x_depend = cast(x)
         new_y_depend = cast(y)
         sum_depend = addn(new_x_depend, new_y_depend)
@@ -114,12 +114,12 @@ def test_eliminate_cast_op(tag):
     def after2(x, y):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
-        sum = addn(new_x_sum, new_y_sum)
+        sum_add = addn(new_x_sum, new_y_sum)
         new_x_depend = cast(x)
         new_y_depend = cast(y)
         sum_depend = addn(new_x_depend, new_y_depend)
         sum_depend_cast = cast(sum_depend)
-        depend_between_cast = depend(sum, sum_depend_cast)
+        depend_between_cast = depend(sum_add, sum_depend_cast)
         new_x_diff = cast(x)
         new_y_diff = cast(y)
         diff = sub(new_x_diff, new_y_diff)
@@ -156,8 +156,8 @@ def test_eliminate_cast_new(tag):
 
     @fns
     def before(x, y):
-        sum = add(x, y)
-        res = sub(sum, y)
+        sum_add = add(x, y)
+        res = sub(sum_add, y)
         output = make_tuple(res)
         return output
 
@@ -166,8 +166,8 @@ def test_eliminate_cast_new(tag):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
         new_y_sum2 = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        sum_5to4 = cast(sum)
+        sum_add = add(new_x_sum, new_y_sum)
+        sum_5to4 = cast(sum_add)
         sum_4to5 = cast(sum_5to4)
         res = sub(sum_4to5, new_y_sum2)
         output = cast(res)
@@ -179,11 +179,10 @@ def test_eliminate_cast_new(tag):
         new_x_sum = cast(x)
         new_y_sum = cast(y)
         new_y_diff = cast(y)
-        sum = add(new_x_sum, new_y_sum)
-        res = sub(sum, new_y_diff)
+        sum_add = add(new_x_sum, new_y_sum)
+        res = sub(sum_add, new_y_diff)
         output = cast(res)
         new_output = make_tuple(output)
         return new_output
 
     return fns[tag]
-
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/optimize_dependence_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/optimize_dependence_test.py
index 05eb057327..663b17afbf 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/optimize_dependence_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/optimize_dependence_test.py
@@ -39,14 +39,14 @@ def test_optimize_dependence(tag):
     def before(x, y, z):
         new_z = TransData(z)
         depend_intput = depend(y, new_z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     @fns
     def after(x, y, z):
         depend_intput = depend(y, z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     return fns[tag]
 
@@ -58,14 +58,14 @@ def test_optimize_dependence_with_make_tuple(tag):
     def before(x, y, a, b):
         z = make_tuple(TransData(a), TransData(b))
         depend_intput = depend(y, z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     @fns
     def after(x, y, a, b):
         z = make_tuple(a, b)
         depend_intput = depend(y, z)
-        sum = add(x, depend_intput)
-        return sum
+        sum_add = add(x, depend_intput)
+        return sum_add
 
     return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/topk_split_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/topk_split_test.py
index c173419897..b955c2bf11 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/topk_split_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/topk_split_test.py
@@ -34,8 +34,8 @@ def test_topk_split(tag):
     fns = FnDict()
 
     @fns
-    def before(input):
-        topk = TopK(input, 2)
+    def before(x):
+        topk = TopK(x, 2)
         output = tuple_getitem(topk, 0)
         return output
 
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/transdata_split_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/transdata_split_test.py
index e353cf8fbe..30e8015259 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/transdata_split_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/transdata_split_test.py
@@ -22,9 +22,10 @@ make_tuple = Primitive('make_tuple')
 four2five = Primitive('Four2Five')
 five2four = Primitive('Five2Four')
 transdata = Primitive("TransData")
-transpose =  Primitive("Transpose")
+transpose = Primitive("Transpose")
 Transpose = P.Transpose()
 
+
 class FnDict:
     def __init__(self):
         self.fnDict = {}
@@ -40,33 +41,35 @@ def test_transdata_split_fraz_nchw(tag):
     fns = FnDict()
 
     @fns
-    def before(input):
-        res = Transpose(input, (1, 0, 2, 3))
+    def before(x):
+        res = Transpose(x, (1, 0, 2, 3))
         return res
 
     @fns
-    def after(input):
-        res = transpose(input)
-        output =  transdata(res)
+    def after(x):
+        res = transpose(x)
+        output = transdata(res)
         output = transpose(output)
         res = make_tuple(output)
         return res
 
     return fns[tag]
+
+
 def test_transdata_split_nchw_fraz(tag):
     fns = FnDict()
 
     @fns
-    def before(input):
-        res = Transpose(input, (1, 0, 2, 3))
+    def before(x):
+        res = Transpose(x, (1, 0, 2, 3))
         return res
 
     @fns
-    def after(input):
-        res = transpose(input)
-        output =  transdata(res)
+    def after(x):
+        res = transpose(x)
+        output = transdata(res)
         output = transpose(output)
         res = make_tuple(output)
         return res
 
-    return fns[tag]
\ No newline at end of file
+    return fns[tag]
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_reshape_fusion_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_reshape_fusion_test.py
index 01e253fb8b..f1bc5f20fd 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_reshape_fusion_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_reshape_fusion_test.py
@@ -35,14 +35,14 @@ def test_transpose_reshape_fusion(tag):
     fns = FnDict()
 
     @fns
-    def before(input):
-        transpose = Transpose(input, (1, 0, 2, 3))
+    def before(x):
+        transpose = Transpose(x, (1, 0, 2, 3))
         reshape = Reshape(transpose, (2, 4, 8, 16))
         return reshape
 
     @fns
-    def after(input):
-        confusion = ConfusionTransposeD(input)
+    def after(x):
+        confusion = ConfusionTransposeD(x)
         res = make_tuple(confusion)
         return res
 
diff --git a/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_transdata_fusion_test.py b/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_transdata_fusion_test.py
index c4fc50e0da..657e2938cb 100644
--- a/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_transdata_fusion_test.py
+++ b/tests/ut/cpp/python_input/gtest_input/pre_activate/transpose_transdata_fusion_test.py
@@ -37,13 +37,13 @@ def test_transpose_transdata_fusion(tag):
     fns = FnDict()
 
     @fns
-    def before(input):
-        res = Transpose(input, (1, 0, 2, 3))
+    def before(x):
+        res = Transpose(x, (1, 0, 2, 3))
         return res
 
     @fns
-    def after(input):
-        output = transdata(input)
+    def after(x):
+        output = transdata(x)
         res = make_tuple(output)
         return res