Here's a question: is it possible to implement this with a Python module, or is that absolutely not a thing that can be done? I've seen some odd things done with modules.
On Sat, Apr 3, 2021 at 8:46 AM John <john.r.mo...@gmail.com> wrote: > > On Sat, Apr 3, 2021 at 5:26 AM Stephen J. Turnbull > <turnbull.stephen...@u.tsukuba.ac.jp> wrote: > > > > Alexandre Brault writes: > > > On 2021-04-03 12:07 a.m., John wrote: > > > > > >> Visually this means I can identify each particular operation and its > > > >> relationship with the next term, then ignore it (visually track parts > > > >> that no longer matter for understanding the equation) and look at the > > > >> next parts: > > > >> > > > >> 1: b c f + d % e * g h - 2 / ** / > > > >> 2: b ____ d % e * g h - 2 / ** / > > > >> 3: b ________ e * g h - 2 / ** / > > > >> 4: b ___________ g h - 2 / ** / > > > >> 5: b ___________ ___ 2 / ** / > > > >> 6: b [___________ _____ **] / > > > >> > > > >> Along the way, I've understood each part, and its relationship with > > > >> the rest of the computation. > > > > b/((((c+f)%d)*e)**((g-h)/2))) > > > > > Your very long postfix equation may or may not be more readable > > > than the infix version with parentheses, but I'd argue that neither > > > is more readable than a version decomposed in bite-sized operations > > > over multiple statements, each using a self-documenting variable > > > name. That, to me, is much more readable and fits much more within > > > the philosophy of Python code > > > > +1 That was my immediate reaction, too: > > > > This is what temp variables like ____, ________, ___________, ___, and > > _____ are for! Although I prefer giving them less opaque names. :-) > > > > Helps, but does spread the information out. It also requires finding > useful names, and there aren't always meaningful names for > intermediate steps. > > > I do love RPN for calculations, dc >> bc any day IMO. But for me, RPN > > is write-only. The advantage is that I can frequently do the > > calculation twice in dc in the time it takes to do it once and verify > > correct formula and no typos in bc. > > Interesting that people find it write-only. I find it easier to > modify a complicated equation in RPN than algebraic because it's > easier to find precisely the part of the calculation I need and insert > the extra code. I'd honestly been considering if we should have > taught RPN first to give students a way to parse complicated algebraic > equations by rewriting them in a less-opaque form, but quickly > realized you never encounter anything more complicated than > multiplying two polynomials in an educational setting.. > > > > > Steve > > > > _______________________________________________ > > Python-ideas mailing list -- python-ideas@python.org > > To unsubscribe send an email to python-ideas-le...@python.org > > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > > Message archived at > > https://mail.python.org/archives/list/python-ideas@python.org/message/YIGJYPF73NRYHR5RYC6MBJELITORFK64/ > > Code of Conduct: http://python.org/psf/codeofconduct/ _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/VELFMQGF4DVJETSDQWASVHITQBLS6I65/ Code of Conduct: http://python.org/psf/codeofconduct/
