abhi9u@lemmy.world to Technology@lemmy.worldEnglish · 1 month agoPython Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comexternal-linkmessage-square149fedilinkarrow-up1220arrow-down124
arrow-up1196arrow-down1external-linkPython Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comabhi9u@lemmy.world to Technology@lemmy.worldEnglish · 1 month agomessage-square149fedilink
minus-squareantlion@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up1·1 month 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 month agoYes, the first example does the same thing, but there’s still less to mentally parse. Ideally you should just use if len(mylist) == 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(mylist) == 0:.