abhi9u@lemmy.world to Technology@lemmy.worldEnglish · 1 year agoPython Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comexternal-linkmessage-square145fedilinkarrow-up1221arrow-down123
arrow-up1198arrow-down1external-linkPython Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comabhi9u@lemmy.world to Technology@lemmy.worldEnglish · 1 year agomessage-square145fedilink
minus-squareantlion@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up1·1 year agoBut the first example does the same thing for an empty list. I guess the lesson is that if you’re measuring the speed of arbitrary stylistic syntax choices, maybe Python isn’t the best language for you.
minus-squareFooBarrington@lemmy.worldlinkfedilinkEnglisharrow-up1arrow-down1·edit-21 year agoYes, the first example does the same thing, but there’s still less to mentally parse. Ideally you should just use if len(my list) == 0:.
But the first example does the same thing for an empty list. I guess the lesson is that if you’re measuring the speed of arbitrary stylistic syntax choices, maybe Python isn’t the best language for you.
Yes, the first example does the same thing, but there’s still less to mentally parse. Ideally you should just use
if len(my list) == 0:.