Discover why 'if not mylist' is twice as fast as 'len(mylist) == 0' by examining CPython's VM instructions and object memory access patterns.
  • ChaoticNeutralCzech@feddit.orgEnglish
    5·
    15 days ago

    That woulb be 0.5x. −2x implies negative duration, which makes no sense. Neither does the layout of anything else in the image.