abhi9u@lemmy.world to Technology@lemmy.worldEnglish · 10か月前Python Performance: Why 'if not list' is 2x Faster Than Using len()blog.codingconfessions.comexternal-linkmessage-square149linkfedilinkarrow-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 · 10か月前message-square149linkfedilink
minus-squareBlackRoseAmongThorns@slrpnk.netlinkfedilinkEnglisharrow-up2·10か月前Not really, generators have weird truthiness, i don’t remember if they evaluate to true or false, but they cannot be checked for emptiness so they default to either always true or always false.
Not really, generators have weird truthiness, i don’t remember if they evaluate to true or false, but they cannot be checked for emptiness so they default to either always true or always false.