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Groups > comp.lang.python > #29460

Re: User defined lexical scoping... can I do this?

From Terry Reedy <tjreedy@udel.edu>
Subject Re: User defined lexical scoping... can I do this?
Date 2012-09-18 21:38 -0400
References <d9aec95e-aedb-442d-ab6d-320f43f61b93@googlegroups.com> <f366b2f6-781a-4d66-9386-6be75f631ee3@googlegroups.com> <5058ECD1.1050801@jollybox.de>
Newsgroups comp.lang.python
Message-ID <mailman.898.1348018725.27098.python-list@python.org> (permalink)

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On 9/18/2012 5:51 PM, Thomas Jollans wrote:
> On 09/18/2012 10:50 PM, weissman.mark@gmail.com wrote:
>> Well there's wired stuff like this:
>>
>> In [1]: locals()["x"] = 5
>>
>> In [2]: print x
>> 5
>>
>
> No, there isn't. Modifying the dictionary returned by locals() has no
> effect.

Last time I tried it, it does within a class -- in cpython at least. 
That locals dict usually becomes the __dict__ of the class. But not to 
be depended on indefinitely and across implmentations.


-- 
Terry Jan Reedy

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Thread

User defined lexical scoping... can I do this? porkfried <weissman.mark@gmail.com> - 2012-09-18 13:10 -0700
  Re: User defined lexical scoping... can I do this? Thomas Jollans <t@jollybox.de> - 2012-09-18 22:31 +0200
  Re: User defined lexical scoping... can I do this? weissman.mark@gmail.com - 2012-09-18 13:50 -0700
    Re: User defined lexical scoping... can I do this? Thomas Jollans <t@jollybox.de> - 2012-09-18 23:51 +0200
    Re: User defined lexical scoping... can I do this? Terry Reedy <tjreedy@udel.edu> - 2012-09-18 21:38 -0400
      Re: User defined lexical scoping... can I do this? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-09-19 04:03 +0000
  Re: User defined lexical scoping... can I do this? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-19 00:47 +0100

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