bob kline mktnoyrksystemscom know topic discussed im adding one data point pythonorg currently uses vs2003s compiler building distributed windows binaries python unfortunately theres nasty bug runtime libraries support compiler causes python give wrong answer ask time us time zones four weeks year daylight saving time observed country four weeks microsofts libraries think even unfortunate patch microsoft offers redistributable libraries directly visual studio worse microsoft advises applying patch implying insufficient testing taken place urging instead customers wait service pack visual studio corrects bug weve waiting year without indication ms service pack ever materialize doesnt apply nondevelopment machines anyway every indication seems point effective abandonment microsoft still use version compiler httpsupportmicrosoftcomkb932299 dont conclusive evidence later versions visual studio affected bug kb article found bug specific c runtime library 2003 compiler possibility revisiting question upgrading recent compiler windows builds python bob kline httpwwwrksystemscom mailtomktnoyrksystemscom _______________________________________________ pythondev mailing list zvlllneumpythonorg httpmailpythonorgmailmanlistinfopythondev unsubscribe httpmailpythonorgmailmanoptionspythondevpythondev40tangomucom tue 05 aug 2008 214708 0500 pythondev compiler used build python windows