Try to fix unittest error

paddle/cuda/include/hl_time.h

@@ -14,7 +14,7 @@ limitations under the License. */
 
 #ifndef HL_TIME_H_
 #define HL_TIME_H_
-
+#include <cstdint>
 /**
  * @brief   High resolution timer.
  *

paddle/cuda/src/hl_time.cc

@@ -15,6 +15,7 @@ limitations under the License. */
 #include "hl_time.h"
 #include <stdlib.h>
 #include <chrono>
+#include <cstdint>
 #include <iostream>
 
 using std::chrono::high_resolution_clock;

paddle/utils/BarrierStat.h

@@ -25,7 +25,6 @@ limitations under the License. */
 
 #include "Locks.h"
 #include "Logging.h"
-#include "Stat.h"
 #include "ThreadLocal.h"
 
 namespace paddle {

paddle/utils/PythonUtil.h

@@ -13,6 +13,8 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 
 #pragma once
+// clang-format off
+#include "paddle/utils/Util.h"
 
 #ifndef PADDLE_NO_PYTHON
 // must include the following two blocks, otherwise,
@@ -33,13 +35,12 @@ limitations under the License. */
 #endif
 #include <Python.h>
 #include <frameobject.h>
-
 #endif
 
 #include <stdarg.h>
 #include <map>
 #include <mutex>
-#include "paddle/utils/Util.h"
+// clang-format on
 
 namespace paddle {