http://qs1969.pair.com?node_id=506239


in reply to Re^2: Old sorting paper holds the key to unlocking the secrets of the Schwartzian Transform
in thread Old sorting paper holds the key to unlocking the secrets of the Schwartzian Transform

DSU (for short) is in list.sort() and the sorted() builtin as of 2.4 - eg: "mylist.sort(key=len)" will sort by length.