eyal lotem pewlzypfwgmailcom dissatisfied output existing python profilers aggregate calls function losing context information output big flat list functions find hard use order profile program believed better approach view program tree function calls started small project call pytracer pytracer lets run program similarly cprofile currently performance hit worse cprofile probably improved creating profileout result file gtk based viewer used view profileout exposing expandable tree function invocations timing information real user system time find project httpcodegooglecomppythontracer downloads httpcodegooglecomppythontracerdownloadslist project authors eyal lotem noam lewis simon yoffe httpmailpythonorgmailmanlistinfopythonannouncelist support python software foundation httpwwwpythonorgpsfdonationshtml tue 05 aug 2008 070108 0200 announcing pytracer