kgmuller rxopozqbxs4allnl announce availability simpy version 191 important bugfix release simpy 19 user simpy 19 download simpy 191 downloaded httpsourceforgenetprojectshowfilesphpgroup_id62366 simpy homepage httpsimpysourceforgenet simpy simpy simulation python objectoriented processbased discreteevent simulation language completely implemented python released gnu lesser gpl lgpl simpy provides modeler components simulation model including processes active components like customers messages vehicles resources passive components form limited capacity congestion points like servers checkout counters tunnels also provides monitor variables aid gathering statistics random variates provided standard python random module many users claim simpy one cleanest easiest use discrete event simulation packages simpy use many universities research institutes industry simpy comes data collection capabilities gui plotting packages easily interfaced packages plotting statistics database systems simpy platformindependent runs systems python 23 later available acknowledgements bugs identified reported members simpy user community thanks collaboration works release notes simpy 191 repairs simpy 191 cures two bugs 1 excessive memory requirements large longrunning scripts performance problem caused circular references process event notice instances 2 runtime errors preempts processes holding multiple resource objects additions addition extensive documentation simpy 191 provides short manual addresses basic facilities simpy could consider simpy light manual aimed introducing simpy beginners end release notes enjoy klaus müller tony vignaux httpmailpythonorgmailmanlistinfopythonannouncelist support python software foundation httpwwwpythonorgpsfdonationshtml tue 05 aug 2008 224022 0100 ann release 191 simpy simulation python package