+%typemap(python, out) wxGridCellRenderer*     { $target = wxPyMake_wxGridCellRenderer($source); }
+%typemap(python, out) wxGridCellEditor*       { $target = wxPyMake_wxGridCellEditor($source); }
+%typemap(python, out) wxGridCellAttr*         { $target = wxPyMake_wxGridCellAttr($source); }
+%typemap(python, out) wxGridCellAttrProvider* { $target = wxPyMake_wxGridCellAttrProvider($source); }
+%typemap(python, out) wxGridTableBase*        { $target = wxPyMake_wxGridTableBase($source); }
+
+%{
+
+
+#define wxPyMake_TEMPLATE(TYPE) \
+PyObject* wxPyMake_##TYPE(TYPE* source) { \
+    PyObject* target = NULL; \
+    if (source) { \
+        /* Check if there is already a pointer to a Python object in the \
+           OOR data that we can use. */ \
+        wxPyOORClientData* data = (wxPyOORClientData*)source->GetClientObject(); \
+        if (data) { \
+            target = data->m_obj; \
+            Py_INCREF(target); \
+        } \
+        /* Otherwise make a new wrapper for it the old fashioned way and \
+           give it the OOR treatment */ \
+        if (! target) { \
+            target = wxPyConstructObject(source, #TYPE, FALSE); \
+            if (target) \
+                source->SetClientObject(new wxPyOORClientData(target)); \
+        } \
+    } else {  /* source was NULL so return None. */ \
+        Py_INCREF(Py_None); target = Py_None; \
+    } \
+    return target; \
+} \
+
+wxPyMake_TEMPLATE(wxGridCellRenderer)
+wxPyMake_TEMPLATE(wxGridCellEditor)
+wxPyMake_TEMPLATE(wxGridCellAttr)
+wxPyMake_TEMPLATE(wxGridCellAttrProvider)
+wxPyMake_TEMPLATE(wxGridTableBase)
+
+%}