[Python-ideas] Add list.join() please

[Robert Vanden Eynde]

+1

On Wed, 30 Jan 2019, 02:57 David Mertz <mertz at gnosis.cx wrote:

> "Not every five line function needs to be in the standard library"
>
> ... even more true for every one line function.  I can think of a few
> dozen variations of similar but not quite identical behavior to my little
> stringify() that "could be useful."  Python gives us easy composition to
> create each of them.  It's not PHP, after all.
>
> On Tue, Jan 29, 2019 at 8:52 PM Alex Shafer <ashafer at pm.me> wrote:
>
>> That would be strongly preferred to duplication across hundreds of use
>> cases and thousands (millions?) of users. Not all of them are likely to
>> come up with the most efficient implementation either.
>> -------- Original Message --------
>> On Jan 29, 2019, 18:44, David Mertz < mertz at gnosis.cx> wrote:
>>
>>
>> stringify = lambda it: type(it)(map(str, it))
>>
>> Done! Does that really need to be in the STDLIB?
>>
>> On Tue, Jan 29, 2019, 7:11 PM Alex Shafer via Python-ideas <
>> python-ideas at python.org wrote:
>>
>>> 1) I'm in favor of adding a stringify method to all collections
>>>
>>> 2) strings are special and worthy of a "special case" because strings
>>> tend to be human readable and are used in all kinds of user interface.
>>>
>>>
>>>
>>> -------- Original Message --------
>>> On Jan 29, 2019, 16:04, Steven D'Aprano < steve at pearwood.info> wrote:
>>>
>>>
>>> On Tue, Jan 29, 2019 at 10:51:26PM +0100, Jamesie Pic wrote:
>>>
>>> > What do you think of list.stringify(delim) ?
>>>
>>> What's so special about lists? What do you think of:
>>>
>>> tuple.stringify
>>> deque.stringify
>>> iterator.stringify
>>> dict.keys.stringify
>>>
>>> etc. And what's so special about strings that lists have to support a
>>> stringify method and not every other type?
>>>
>>> list.floatify
>>> list.intify
>>> list.tuplify
>>> list.setify
>>> list.iteratorify
>>>
>>> Programming languages should be more about composable, re-usable general
>>> purpose components more than special cases.
>>>
>>> --
>>> Steve
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>>>
>
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