Make FeaturePython Python binding a template class to avoid code duplication

src/App/FeaturePython.cpp

@@ -32,7 +32,7 @@
 #include <Base/Reader.h>
 
 #include "FeaturePython.h"
-#include "FeaturePythonPy.h"
+#include "FeaturePythonPyImp.h"
 
 using namespace App;
 
@@ -109,13 +109,26 @@ void FeaturePythonImp::onChanged(const Property* prop)
     }
 }
 
+PyObject *FeaturePythonImp::getPyObject(void)
+{
+    // ref counter is set to 1
+    return new FeaturePythonPyT<DocumentObjectPy>(object);
+}
+
 // ---------------------------------------------------------
-
+
 namespace App {
 PROPERTY_SOURCE_TEMPLATE(App::FeaturePython, App::DocumentObject)
 template<> const char* App::FeaturePython::getViewProviderName(void) const {
     return "Gui::ViewProviderPythonFeature";
 }
+template<> PyObject* App::FeaturePython::getPyObject(void) {
+    if (PythonObject.is(Py::_None())) {
+        // ref counter is set to 1
+        PythonObject = Py::Object(new FeaturePythonPyT<DocumentObjectPy>(this),true);
+    }
+    return Py::new_reference_to(PythonObject);
+}
 // explicit template instantiation
 template class AppExport FeaturePythonT<DocumentObject>;
 }