diff --git a/paddle/pybind/protobuf.cc b/paddle/pybind/protobuf.cc
index 91f4c7d7c887240366e9bdcc019bfe2e43d42b6f..47b3c43ebfccd0d26ac5a44d10911018895ba353 100644
--- a/paddle/pybind/protobuf.cc
+++ b/paddle/pybind/protobuf.cc
@@ -17,7 +17,7 @@ limitations under the License. */
 namespace paddle {
 namespace framework {
 
-void bind_program_desc(py::module &m) {
+void BindProgramDesc(py::module &m) {
   py::class_<ProgramDesc>(m, "ProgramDesc", "")
       .def_static("instance",
                   [] { return &GetProgramDesc(); },
@@ -45,7 +45,7 @@ void bind_program_desc(py::module &m) {
       .def("__str__", [](ProgramDesc &self) { return self.DebugString(); });
 }
 
-void bind_block_desc(py::module &m) {
+void BindBlockDesc(py::module &m) {
   py::class_<BlockDesc>(m, "BlockDesc", "")
       .def("id", [](BlockDesc &self) { return self.idx(); })
       .def("parent", [](BlockDesc &self) { return self.parent_idx(); })
@@ -57,7 +57,7 @@ void bind_block_desc(py::module &m) {
            py::return_value_policy::reference);
 }
 
-void bind_var_dses(py::module &m) {
+void BindVarDsec(py::module &m) {
   py::class_<VarDesc>(m, "VarDesc", "")
       .def(py::init<>())
       .def("set_name",
@@ -85,7 +85,7 @@ void bind_var_dses(py::module &m) {
       });
 }
 
-void bind_op_desc(py::module &m) {
+void BindOpDesc(py::module &m) {
   auto op_desc_set_var = [](OpDesc::Var *var,
                             const std::string &parameter,
                             const std::vector<std::string> &arguments) {
diff --git a/paddle/pybind/protobuf.h b/paddle/pybind/protobuf.h
index ff4813cce7c09aa87f84c3d9481fcd04459e618a..a32acfb03826e8cf0161f3a001e05d6b5a76ac2b 100644
--- a/paddle/pybind/protobuf.h
+++ b/paddle/pybind/protobuf.h
@@ -46,9 +46,9 @@ inline void VectorToRepeated(const std::vector<T>& vec,
   }
 }
 
-void bind_program_desc(py::module& m);
-void bind_block_desc(py::module& m);
-void bind_var_dses(py::module& m);
-void bind_op_desc(py::module& m);
+void BindProgramDesc(py::module& m);
+void BindBlockDesc(py::module& m);
+void BindVarDsec(py::module& m);
+void BindOpDesc(py::module& m);
 }  // namespace framework
 }  // namespace paddle
diff --git a/paddle/pybind/pybind.cc b/paddle/pybind/pybind.cc
index 10c6670e004a70b72e5b61b0a8718720950814b6..d9dd7523bf34e15121f9a49823b786b81683d1a5 100644
--- a/paddle/pybind/pybind.cc
+++ b/paddle/pybind/pybind.cc
@@ -307,10 +307,10 @@ All parameter, weight, gradient are variables in Paddle.
 
   m.def("is_compile_gpu", IsCompileGPU);
 
-  bind_program_desc(m);
-  bind_block_desc(m);
-  bind_var_dses(m);
-  bind_op_desc(m);
+  BindProgramDesc(m);
+  BindBlockDesc(m);
+  BindVarDsec(m);
+  BindOpDesc(m);
 
   return m.ptr();
 }