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Re: __all__ attribute: bug and proposal

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From Chris Angelico <rosuav@gmail.com>
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Subject Re: __all__ attribute: bug and proposal
Date Tue, 28 Jun 2016 07:32:42 +1000
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On Tue, Jun 28, 2016 at 6:56 AM, Pavel S <pavel@schon.cz> wrote:
> Porposal: allow putting objects into __all__ directly, so possible problems will be found earlier:
>
> # module foo.py
> class A: pass
> class B: pass
> class C: pass
>
> __all__ = (A, B, C)
>
> Note: this currently don't work.
>
>>>> from foo import *
> TypeError: attribute name must be string, not 'type'

How would it know what names to import them under? It's all very well
with classes and functions (you could mandate that it uses the
canonical name), but what about integers or strings?

ChrisA

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Thread

__all__ attribute: bug and proposal Pavel S <pavel@schon.cz> - 2016-06-27 13:56 -0700
  Re: __all__ attribute: bug and proposal Chris Angelico <rosuav@gmail.com> - 2016-06-28 07:32 +1000
    Re: __all__ attribute: bug and proposal Pavel S <pavel@schon.cz> - 2016-06-27 15:29 -0700
      Re: __all__ attribute: bug and proposal Chris Angelico <rosuav@gmail.com> - 2016-06-28 08:41 +1000
      Re: __all__ attribute: bug and proposal Terry Reedy <tjreedy@udel.edu> - 2016-06-27 22:46 -0400
        Re: __all__ attribute: bug and proposal Steven D'Aprano <steve@pearwood.info> - 2016-06-28 13:24 +1000
  Re: __all__ attribute: bug and proposal Random832 <random832@fastmail.com> - 2016-06-27 20:25 -0400
  Re: __all__ attribute: bug and proposal Chris Angelico <rosuav@gmail.com> - 2016-06-28 10:32 +1000
  Re: __all__ attribute: bug and proposal MRAB <python@mrabarnett.plus.com> - 2016-06-28 02:55 +0100
  Re: __all__ attribute: bug and proposal Steven D'Aprano <steve@pearwood.info> - 2016-06-28 11:56 +1000
  Re: __all__ attribute: bug and proposal Chris Angelico <rosuav@gmail.com> - 2016-06-28 12:20 +1000
  Re: __all__ attribute: bug and proposal Random832 <random832@fastmail.com> - 2016-06-27 22:27 -0400
  Re: __all__ attribute: bug and proposal Zachary Ware <zachary.ware+pylist@gmail.com> - 2016-06-27 23:31 -0500
  Re: __all__ attribute: bug and proposal Ethan Furman <ethan@stoneleaf.us> - 2016-06-28 08:29 -0700

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