On Sat, Nov 10, 2018 at 6:56 PM Jonathan Crall <erote...@gmail.com> wrote:
> Sometimes there's a good, useful function than doesn't get added because >> there's no reasonable place to put it. For example, a "flatten" function >> has been talked about since Python 1.x days, and we still don't have a >> standard solution for it, because (1) it isn't clear *precisely* what it >> should do, and (2) it isn't clear where it should go. > > > The flatten example is good to know about. Is there a link to this > discussion or a summary of it? I would think flatten could go in itertools, > but clearly there must some reason why its not there. I imagine the > duplication with it.chain.from_iter + "There should be one-- and preferably > only one --obvious way to do it."? > https://docs.python.org/3/library/itertools.html#itertools-recipes There's an example of ``flatten`` in the itertools recipes.
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