From 0556a2ca68e9fb171807a9c6fcb3c13939a251ef Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Wed, 19 Dec 2018 21:17:59 +0100
Subject: [PATCH] fixes 0002304: Duplicate multi selection of sketch element
 produces many sketches

---
 src/Gui/Selection.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Gui/Selection.cpp b/src/Gui/Selection.cpp
index 2e6587e420..3b8e31f8d2 100644
--- a/src/Gui/Selection.cpp
+++ b/src/Gui/Selection.cpp
@@ -1247,9 +1247,13 @@ PyObject *SelectionSingleton::sGetSelection(PyObject * /*self*/, PyObject *args)
     sel = Selection().getSelection(documentName);
 
     try {
+        std::set<App::DocumentObject*> noduplicates;
         Py::List list;
         for (std::vector<SelectionSingleton::SelObj>::iterator it = sel.begin(); it != sel.end(); ++it) {
-            list.append(Py::asObject(it->pObject->getPyObject()));
+            noduplicates.insert(it->pObject);
+        }
+        for (std::set<App::DocumentObject*>::iterator it = noduplicates.begin(); it != noduplicates.end(); ++it) {
+            list.append(Py::asObject((*it)->getPyObject()));
         }
         return Py::new_reference_to(list);
     }