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Groups > comp.lang.python > #84315

Re: Python Sanity Proposal: Type Hinting Solution

From Terry Reedy <tjreedy@udel.edu>
Subject Re: Python Sanity Proposal: Type Hinting Solution
Date 2015-01-23 00:03 -0500
References <6da1eb58-a0bb-4d37-8293-0a8cafe6a89c@googlegroups.com> <m9sep8$p53$1@ger.gmane.org> <CAPTjJmqXLWEkz-KzxWWD4KRkHs4cdC3Z0DKZ8otjqTkytydsmQ@mail.gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.18018.1421989508.18130.python-list@python.org> (permalink)

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On 1/22/2015 10:59 PM, Chris Angelico wrote:
> On Fri, Jan 23, 2015 at 2:22 PM, Terry Reedy <tjreedy@udel.edu> wrote:
>> This idea is so brilliant that it is already an option in mypy and is part
>> of the new type-hint proposal.  The separate type-hint files are called
>> 'stub files'.
>
> It's worth pointing out, too, that the idea isn't panaceaic - it's
> just another tool in the box. Any time you break related things into
> separate places, especially separate files, the tendency for them to
> get out of sync grows dramatically.

The same could be said of putting tests in a separate file.

 > Use of stub files for something
> that's only occasionally run (the type-checking linter) increases the
> potential time delay between the error and the fix.

Projects that view type-checks as tests that must pass will probably run 
them much more often.

-- 
Terry Jan Reedy

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Thread

Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-22 17:15 -0800
  Re: Python Sanity Proposal: Type Hinting Solution MRAB <python@mrabarnett.plus.com> - 2015-01-23 03:22 +0000
  Re: Python Sanity Proposal: Type Hinting Solution Terry Reedy <tjreedy@udel.edu> - 2015-01-22 22:22 -0500
    Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 11:23 -0800
      Re: Python Sanity Proposal: Type Hinting Solution Christian Gollwitzer <auriocus@gmx.de> - 2015-01-24 22:14 +0100
  Re: Python Sanity Proposal: Type Hinting Solution Rustom Mody <rustompmody@gmail.com> - 2015-01-22 19:23 -0800
    Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 11:36 -0800
  Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-23 14:59 +1100
    Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 11:48 -0800
      Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-24 06:59 +1100
        Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 12:59 -0800
      Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-23 22:02 +0100
        Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 13:59 -0800
          Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-23 23:42 +0100
            Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-23 23:45 +0100
              Re: Python Sanity Proposal: Type Hinting Solution sohcahtoa82@gmail.com - 2015-01-23 14:52 -0800
                Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-24 00:14 +0100
              Re: Python Sanity Proposal: Type Hinting Solution Marko Rauhamaa <marko@pacujo.net> - 2015-01-24 01:52 +0200
                Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-24 16:29 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-24 16:38 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-24 17:36 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-24 17:47 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Marko Rauhamaa <marko@pacujo.net> - 2015-01-24 11:27 +0200
            Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 15:39 -0800
            Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-25 00:29 +1100
              Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-24 15:09 +0100
                Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-24 15:32 +0100
                Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-25 03:05 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Marco Buttu <marco.buttu@gmail.com> - 2015-01-24 15:25 +0100
              Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-24 08:41 -0800
                Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-25 04:26 +1100
                Re: Python Sanity Proposal: Type Hinting Solution Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-01-24 17:36 +0000
                Re: Python Sanity Proposal: Type Hinting Solution Paul Rubin <no.email@nospam.invalid> - 2015-01-24 09:37 -0800
                Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-25 06:59 +1100
  Re: Python Sanity Proposal: Type Hinting Solution Terry Reedy <tjreedy@udel.edu> - 2015-01-23 00:03 -0500
    Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-23 16:59 +1100
      Re: Python Sanity Proposal: Type Hinting Solution "Fetchinson ." <fetchinson@googlemail.com> - 2015-01-23 14:23 +0100
        Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 12:21 -0800
          Re: Python Sanity Proposal: Type Hinting Solution Mario Figueiredo <marfig@gmail.com> - 2015-01-23 22:12 +0100
            Re: Python Sanity Proposal: Type Hinting Solution Rick Johnson <rantingrickjohnson@gmail.com> - 2015-01-23 14:26 -0800
        Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-24 17:21 +1100
          Re: Python Sanity Proposal: Type Hinting Solution Tim Chase <python.list@tim.thechases.com> - 2015-01-24 06:47 -0600
            Re: Python Sanity Proposal: Type Hinting Solution Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-25 00:40 +1100
              Re: Python Sanity Proposal: Type Hinting Solution Roy Smith <roy@panix.com> - 2015-01-24 09:06 -0500
          Re: Python Sanity Proposal: Type Hinting Solution "Fetchinson ." <fetchinson@googlemail.com> - 2015-01-24 22:01 +0100
      Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-24 04:11 +1100
      Re: Python Sanity Proposal: Type Hinting Solution "Fetchinson ." <fetchinson@googlemail.com> - 2015-01-23 22:07 +0100
  Re: Python Sanity Proposal: Type Hinting Solution Chris Angelico <rosuav@gmail.com> - 2015-01-23 16:31 +1100

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