py3: ported ReverseEngineering to python3

src/Mod/ReverseEngineering/App/AppReverseEngineering.cpp

@@ -735,6 +735,12 @@ Mesh.show(m)
     }
 #endif
 };
+
+PyObject* initModule()
+{
+    return (new Module)->module().ptr();
+}
+
 } // namespace Reen
 
 
@@ -748,9 +754,10 @@ PyMODINIT_FUNC initReverseEngineering()
     }
     catch(const Base::Exception& e) {
         PyErr_SetString(PyExc_ImportError, e.what());
-        return;
+        PyMOD_Return(0);
     }
 
-    new Reen::Module();
+    PyObject* mod = Reen::initModule();
     Base::Console().Log("Loading ReverseEngineering module... done\n");
+    PyMOD_Return(mod);
 }

src/Mod/ReverseEngineering/Gui/AppReverseEngineeringGui.cpp

@@ -57,18 +57,24 @@ public:
 
 private:
 };
+
+PyObject* initModule()
+{
+    return (new Module)->module().ptr();
+}
+
 } // namespace ReverseEngineeringGui
 
 
 /* Python entry */
-PyMODINIT_FUNC initReverseEngineeringGui()
+PyMOD_INIT_FUNC(ReverseEngineeringGui)
 {
     if (!Gui::Application::Instance) {
         PyErr_SetString(PyExc_ImportError, "Cannot load Gui module in console application.");
-        return;
+        PyMOD_Return(0);
     }
 
-    new ReverseEngineeringGui::Module();
+    PyObject* mod = ReverseEngineeringGui::initModule();
     Base::Console().Log("Loading GUI of ReverseEngineering module... done\n");
 
     // instantiating the commands
@@ -77,4 +83,5 @@ PyMODINIT_FUNC initReverseEngineeringGui()
 
      // add resources and reloads the translators
     loadReverseEngineeringResource();
+    PyMOD_Return(mod);
 }