def goto_url(self, obj):
        """Given an object, return its "Goto" url, or None."""
        try:
            col = self.columns_by_model[obj.__class__]
        except __HOLE__:
            return None

        return col.goto_url(obj)
dataset/ETHPy150Open mozilla/moztrap/moztrap/view/lists/finder.py/Finder.goto_url