martin v löwis qpnyslvloewisde add __future__ imports 26 code stop running 25 make backwards compatible forwards compatible makes backwards compatible makes forwards compatible get terminology straight python xy forwards compatible iff programs written python xy run python ab ax ax correct develop 26 make sure runs 30 exactly 2526 uh develop 25 dont anything else run 26 need check backwards compatible 30 definitely however 26 forwards compatible would true 26 30 port way earth python 26 forwards compatible even simple program like openetcpasswdreaddecodeascii work differently ie raise exception 3k afair python release ever forwardscompatible definition always possible construct programs ran old version changed behavior new version precisely 2x0 mostly forwards compatible 2xn except behavior changes involving bug fixes regards martin _______________________________________________ python3000 mailing list smsbmo9552pythonorg httpmailpythonorgmailmanlistinfopython3000 unsubscribe httpmailpythonorgmailmanoptionspython3000python300040tangomucom wed 06 aug 2008 222503 0100 python3000 utext alias text