[issue34152] performance of some list slice assignment can be improved

Change by Sergey Fedoseev : -- keywords: +patch pull_requests: +7870 stage: -> patch review ___ Python tracker ___ ___

[issue34152] performance of some list slice assignment can be improved

New submission from Sergey Fedoseev : Script for benchmarks: NAME=list-slice.json python -m perf timeit --name "l[len(l):] = reversed(l)" -l 1 -s "l = [None] * 100" "l[len(l):] = reversed(l)" --append $NAME python -m perf timeit --name "l[len(l):] = l" -l 1 -s "l = [None] * 100"