[Python-ideas] Re: Exact decimal multiplication and division operations

2020-10-10 Thread Tim Peters
[Tim] >> But the decimal spec takes a different approach, which Python's docs >> don't explain at all: the otherwise-mysterious ROUND_05UP rounding >> mode. Quoting from the spec: >> >> http://speleotrove.com/decimal/damodel.html >> ... >> The rounding mode round-05up permits arithmet

[Python-ideas] Re: Exact decimal multiplication and division operations

2020-10-10 Thread Marco Sulla
On Sat, 10 Oct 2020 at 19:28, Tim Peters wrote: > Try to spell out what you mean - precisely! - by "this". I can't do > that for you. For any plausible way of fleshing it out I've thought > of, the answer is "no". Well, please, don't be so harsh. I'm trying to discuss to someone that co-created P

[Python-ideas] Re: Exact decimal multiplication and division operations

2020-10-10 Thread Tim Peters
[Tim] >> Try to spell out what you mean - precisely! - by "this". I can't do >> that for you. For any plausible way of fleshing it out I've thought >> of, the answer is "no". [Marco Sulla ] > Well, please, don't be so harsh. I'm trying to discuss to someone that > co-created Python itself, it's no