diff --git a/mindspore/ccsrc/operator/composite/composite.h b/mindspore/ccsrc/operator/composite/composite.h
index 429cf5341a922c21e90b93dcb7ec77e5ed945b04..6c4bede82bcffb70a31c14d60e8cd96041658548 100644
--- a/mindspore/ccsrc/operator/composite/composite.h
+++ b/mindspore/ccsrc/operator/composite/composite.h
@@ -210,7 +210,6 @@ class TensorSlice : public MetaFuncGraph {
   FuncGraphPtr ExpandADim(const FuncGraphPtr &ret_graph, const AnfNodePtr &tensor_node) const;
 };
 using TensorSlicePtr = std::shared_ptr<TensorSlice>;
-
 }  // namespace prim
 }  // namespace mindspore
 
diff --git a/mindspore/ccsrc/operator/composite/unpack_call.cc b/mindspore/ccsrc/operator/composite/unpack_call.cc
index 122f276657ca0d4b95c68ab6d8ffde071eeca4de..6363d495c542aeca9add2e066bb46013440a8210 100644
--- a/mindspore/ccsrc/operator/composite/unpack_call.cc
+++ b/mindspore/ccsrc/operator/composite/unpack_call.cc
@@ -89,6 +89,5 @@ REGISTER_PYBIND_DEFINE(UnpackCall_, ([](const py::module *m) {
                          (void)py::class_<UnpackCall, MetaFuncGraph, std::shared_ptr<UnpackCall>>(*m, "UnpackCall_")
                            .def(py::init<std::string &>());
                        }));
-
 }  // namespace prim
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/transform/convert.h b/mindspore/ccsrc/transform/convert.h
index 5596e20f19654815f5957ba094be8d1e1d86033d..39efd5d287cf4772af7c4839bd5b17271685bf09 100644
--- a/mindspore/ccsrc/transform/convert.h
+++ b/mindspore/ccsrc/transform/convert.h
@@ -252,7 +252,6 @@ class DfGraphConvertor {
   bool training_ = false;
   bool distribute_ = false;
 };
-
 }  // namespace transform
 }  // namespace mindspore
 
diff --git a/mindspore/ccsrc/utils/any.cc b/mindspore/ccsrc/utils/any.cc
index 3cb89f5dd7fee0367b0554afa7cbfb234221dacc..80b8d86658eb120e1f6800922a131786cac4e6c7 100644
--- a/mindspore/ccsrc/utils/any.cc
+++ b/mindspore/ccsrc/utils/any.cc
@@ -26,7 +26,7 @@ bool AnyIsLiteral(const Any &any) {
   static const std::type_index typeid_float = std::type_index(typeid(float));
   static const std::type_index typeid_bool = std::type_index(typeid(bool));
 
-  std::type_index typeid_any = std::type_index(any.type());
+  auto typeid_any = std::type_index(any.type());
   return typeid_int == typeid_any || typeid_float == typeid_any || typeid_bool == typeid_any;
 }
 
diff --git a/mindspore/ccsrc/utils/callbacks.cc b/mindspore/ccsrc/utils/callbacks.cc
index 06bf1c73ab79fc69bb1cb8a25d829e9fbc6d749c..ad9751c33224a861a2a134a0bcca8c7f79dccb23 100644
--- a/mindspore/ccsrc/utils/callbacks.cc
+++ b/mindspore/ccsrc/utils/callbacks.cc
@@ -26,7 +26,6 @@
 
 namespace mindspore {
 namespace callbacks {
-
 const char PYTHON_MOD_CALLBACK_MODULE[] = "mindspore.train.callback";
 const char PYTHON_FUN_PROCESS_CHECKPOINT[] = "_checkpoint_cb_for_save_op";
 const char PYTHON_FUN_PROCESS_SUMMARY[] = "_summary_cb_for_save_op";
diff --git a/mindspore/ccsrc/utils/callbacks_ge.cc b/mindspore/ccsrc/utils/callbacks_ge.cc
index b4c9fda6340c36ec22c8f570b4acda7385c7b96e..da817b3f78c6b09f03fe97d5b2d7e5e0c4fa2f2b 100644
--- a/mindspore/ccsrc/utils/callbacks_ge.cc
+++ b/mindspore/ccsrc/utils/callbacks_ge.cc
@@ -24,7 +24,6 @@
 
 namespace mindspore {
 namespace callbacks {
-
 const char PYTHON_MOD_CALLBACK_MODULE[] = "mindspore.train.callback";
 const char PYTHON_FUN_PROCESS_CHECKPOINT[] = "_checkpoint_cb_for_save_op";
 const char PYTHON_FUN_PROCESS_SUMMARY[] = "_summary_cb_for_save_op";
diff --git a/mindspore/ccsrc/utils/callbacks_ge.h b/mindspore/ccsrc/utils/callbacks_ge.h
index 08f5bb59dbf97bf0e258ba360589a84ed350119f..f9088f3f5a65faa45ce0965baf6847bb99cab46c 100644
--- a/mindspore/ccsrc/utils/callbacks_ge.h
+++ b/mindspore/ccsrc/utils/callbacks_ge.h
@@ -26,12 +26,10 @@
 
 namespace mindspore {
 namespace callbacks {
-
 using mindspore::tensor::TensorPtr;
 
 uint32_t CheckpointSaveCallback(uint32_t, const std::map<std::string, ge::Tensor> &);
 uint32_t SummarySaveCallback(uint32_t, const std::map<std::string, ge::Tensor> &);
-
 }  // namespace callbacks
 }  // namespace mindspore
 
diff --git a/mindspore/ccsrc/utils/convert_utils.cc b/mindspore/ccsrc/utils/convert_utils.cc
index 049c1dcdb86ae274cf12c63bc55bffa029a2e02f..df4a8656f5d4b168697286d33a5a5eeae909dff6 100644
--- a/mindspore/ccsrc/utils/convert_utils.cc
+++ b/mindspore/ccsrc/utils/convert_utils.cc
@@ -335,7 +335,7 @@ py::object VectorRefToPyData(const VectorRef &value_list) {
   py::object ret;
   MS_LOG(DEBUG) << "vector_ref";
   size_t value_size = value_list.size();
-  py::tuple ref_tuple = py::tuple(value_size);
+  auto ref_tuple = py::tuple(value_size);
   for (size_t i = 0; i < value_size; i++) {
     ref_tuple[i] = BaseRefToPyData(value_list[i]);
   }
diff --git a/mindspore/ccsrc/utils/log_adapter.cc b/mindspore/ccsrc/utils/log_adapter.cc
index deb4f3838e01cd106f76d044dea1c41ab5cb1b6f..b23916b4fef9142267957716323fda06db85a42a 100644
--- a/mindspore/ccsrc/utils/log_adapter.cc
+++ b/mindspore/ccsrc/utils/log_adapter.cc
@@ -35,7 +35,7 @@ static std::string GetTime() {
             now_time.tm_hour, now_time.tm_min, now_time.tm_sec);
 #else
   struct timeval cur_time;
-  (void)gettimeofday(&cur_time, NULL);
+  (void)gettimeofday(&cur_time, nullptr);
 
   struct tm now;
   (void)localtime_r(&cur_time.tv_sec, &now);