diff --git a/modules/python/src2/cv2.cpp b/modules/python/src2/cv2.cpp
index 1eb4533812..a64ff50a43 100644
--- a/modules/python/src2/cv2.cpp
+++ b/modules/python/src2/cv2.cpp
@@ -394,6 +394,15 @@ bool pyopencv_to(PyObject* o, Mat& m, const char* name)
     return pyopencv_to(o, m, ArgInfo(name, 0));
 }
 
+template <typename T>
+bool pyopencv_to(PyObject *o, Ptr<T>& p, const char *name)
+{
+    if (!o || o == Py_None)
+        return true;
+    p = makePtr<T>();
+    return pyopencv_to(o, *p, name);
+}
+
 template<>
 PyObject* pyopencv_from(const Mat& m)
 {
@@ -417,6 +426,14 @@ PyObject* pyopencv_from(const Matx<_Tp, m, n>& matx)
     return pyopencv_from(Mat(matx));
 }
 
+template<typename T>
+PyObject* pyopencv_from(const cv::Ptr<T>& p)
+{
+    if (!p)
+        Py_RETURN_NONE;
+    return pyopencv_from(*p);
+}
+
 typedef struct {
     PyObject_HEAD
     UMat* um;
@@ -1329,23 +1346,6 @@ PyObject* pyopencv_from(const Moments& m)
                          "nu30", m.nu30, "nu21", m.nu21, "nu12", m.nu12, "nu03", m.nu03);
 }
 
-template<typename T>
-PyObject* pyopencv_from(const cv::Ptr<T>& p)
-{
-    if (!p)
-        Py_RETURN_NONE;
-    return pyopencv_from(*p);
-}
-
-template <typename T>
-bool pyopencv_to(PyObject *o, Ptr<T>& p, const char *name)
-{
-    if (!o || o == Py_None)
-        return true;
-    p = makePtr<T>();
-    return pyopencv_to(o, *p, name);
-}
-
 #include "pyopencv_custom_headers.h"
 
 static void OnMouse(int event, int x, int y, int flags, void* param)