Sorry, I was not aware that gir1.2-gexiv2-0.4 ships an override. So the GExiv2.Metadata('foo.png') syntax ought to work as that would then invoke the override, not the GObject constructor.
Sorry, I was not aware that gir1.2-gexiv2-0.4 ships an override. So the GExiv2. Metadata( 'foo.png' ) syntax ought to work as that would then invoke the override, not the GObject constructor.