[issue16113] Add SHA-3 (Keccak) support

Ulrik Sverdrup added the comment: Please do not go forward until NIST publishes its SHA-3 specification document. We don't know yet what parameters they will finally choose when making Keccak SHA-3. -- nosy: +englabenny ___ Python tracker

[issue7417] open builtin has no signature in docstring

Ulrik Sverdrup added the comment: import builtins; help(builtins) Looking around, the new suggestion is absolutely unconventional. The signature must be on the first line. One builtin function even uses two lines; min: min(iterable[, key=func]) -> value min(a, b, c, ...[,