[pygobject] Check object type before Python objects are created

[Christoph Reiter <creiter src gnome org>]

commit 066223dab7b9c10543d88cb04c64f76fe4d7815d
Author: Arjan Molenaar <gaphor gmail com>
Date:   Tue Aug 3 17:43:45 2021 +0200

    Check object type before Python objects are created

 gi/pygi-object.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/gi/pygi-object.c b/gi/pygi-object.c
index 00b36c1b..1ceab24d 100644
--- a/gi/pygi-object.c
+++ b/gi/pygi-object.c
@@ -235,10 +235,14 @@ pygi_arg_gobject_to_py (GIArgument *arg, GITransfer transfer) {
         if (transfer == GI_TRANSFER_EVERYTHING)
             g_param_spec_unref (arg->v_pointer);
 
-    } else {
+    } else if (G_IS_OBJECT(arg->v_pointer)) {
          pyobj = pygobject_new_full (arg->v_pointer,
                                      /*steal=*/ transfer == GI_TRANSFER_EVERYTHING,
                                      /*type=*/  NULL);
+    } else {
+        g_warning("No means to translate argument or return value for '%s'", 
g_type_name_from_instance(arg->v_pointer));
+        pyobj = Py_None;
+        Py_INCREF (pyobj);
     }
 
     return pyobj;