Creates a #GMenuAttributeIter to iterate over the attributes of the item at position item_index in model.
You must free the iterator with gobject.object.ObjectG.unref when you are done.
the index of the item
a new #GMenuAttributeIter
Creates a #GMenuAttributeIter to iterate over the attributes of the item at position item_index in model.
You must free the iterator with gobject.object.ObjectG.unref when you are done.