>>> A series of examples seems more concrete than a formal description,<<
rd> Amen. This is why people buy the books: The good ones have lots of rd> examples. The wizards glance at them in passing and think, "Duh." rd> And the rest of us (including the intermediate folks, I'll bet) are rd> grateful for the chance to see a real live example. ISTR that comment was made in reference to the Language Reference, which as written is intended for "language lawyers". Examples there seem counterproductive. Skip -- http://mail.python.org/mailman/listinfo/python-list