Re: Finding the name of a function while defining it

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Date	Thu, 27 Dec 2012 16:44:36 +1100
Subject	Re: Finding the name of a function while defining it
From	Chris Angelico <rosuav@gmail.com>
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On Thu, Dec 27, 2012 at 3:52 PM, Tim Roberts <timr@probo.com> wrote:
> The
> compiled code in a function, for example, exists as an object without a
> name.  That unnamed object can be bound to one or more function names, but
> the code doesn't know that.  Example:
>
> def one():
>     print( "Here's one" )
>
> two = one
>
> That creates one function object, bound to two names.  What name would you
> expect to grab inside the function?

Presumably 'one'.

> Even more obscure:
>
> two = lamba : "one"
> one = two
>
> Which one of these is the "name" of the function?

I would say '<lambda>'. Whatever method is used to get the function's
name, I would expect it to match the __name__ attribute of the
function (which is a peer to __code__, but I don't think the
function's code *is* the function).

ChrisA

Thread

Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-25 18:00 -0800
  Re: Finding the name of a function while defining it Roy Smith <roy@panix.com> - 2012-12-25 22:11 -0500
    Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:26 -0800
      Re: Finding the name of a function while defining it Chris Angelico <rosuav@gmail.com> - 2012-12-27 18:48 +1100
        Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:52 -0800
        Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:52 -0800
    Re: Finding the name of a function while defining it Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-27 12:59 +0000
  Re: Finding the name of a function while defining it Tim Roberts <timr@probo.com> - 2012-12-26 20:52 -0800
    Re: Finding the name of a function while defining it Chris Angelico <rosuav@gmail.com> - 2012-12-27 16:44 +1100
      Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:46 -0800
        Re: Finding the name of a function while defining it Chris Angelico <rosuav@gmail.com> - 2012-12-27 18:52 +1100
          Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:55 -0800
          Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:55 -0800
      Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:46 -0800
        Re: Finding the name of a function while defining it Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-27 10:58 +0000
          Re: Finding the name of a function while defining it Tim Chase <python.list@tim.thechases.com> - 2012-12-27 07:32 -0600
            Re: Finding the name of a function while defining it Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-27 13:34 +0000
          Re: Finding the name of a function while defining it Roy Smith <roy@panix.com> - 2012-12-27 10:09 -0500
            Re: Finding the name of a function while defining it Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-28 01:07 +0000
    Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-26 23:45 -0800
      Re: Finding the name of a function while defining it Mitya Sirenef <msirenef@lightbird.net> - 2012-12-27 03:03 -0500
        Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-27 00:26 -0800
          Re: Finding the name of a function while defining it Mitya Sirenef <msirenef@lightbird.net> - 2012-12-27 04:07 -0500
        Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-27 00:26 -0800
      Re: Finding the name of a function while defining it Chris Rebert <clp2@rebertia.com> - 2012-12-27 00:58 -0800
      Re: Finding the name of a function while defining it Tim Roberts <timr@probo.com> - 2012-12-28 21:01 -0800
      Re: Finding the name of a function while defining it Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2012-12-29 12:18 +0200
  Re: Finding the name of a function while defining it Chris Rebert <clp2@rebertia.com> - 2012-12-27 00:26 -0800
    Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-27 00:42 -0800
    Re: Finding the name of a function while defining it Abhas Bhattacharya <abhasbhattacharya2@gmail.com> - 2012-12-27 00:42 -0800
  Re: Finding the name of a function while defining it Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-27 13:31 +0000
    Re: Finding the name of a function while defining it alex23 <wuwei23@gmail.com> - 2012-12-27 17:25 -0800

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