Tables made out of computed gotos (so not exactly function pointers) are supposedly speeding CPython up: https://eli.thegreenplace.net/2012/07/12/computed-goto-

Tables made out of computed gotos (so not exactly function pointers) are supposedly speeding CPython up: https://eli.thegreenplace.net/2012/07/12/computed-goto-for-efficient-dispatch-tables https://eli.thegreenplace.net/2012/07/12/computed-goto-for-e... I've also found this comment in Python 3.6 source code in ceval.c which is where opcode dispatch is: https://pastebin.com/kuV7UfG0 https://pastebin.com/kuV7UfG0