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Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!)

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From Ned Batchelder <ned@nedbatchelder.com>
Subject Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!)
Date Mon, 10 Feb 2014 17:00:14 -0500
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On 2/10/14 4:12 PM, Rotwang wrote:
> On 10/02/2014 18:45, Rick Johnson wrote:
>> [...]
>>
>>      3. Implicit introspection is evil, i prefer all
>>      references to a callable's names to result in a CALL
>>      to that callable, not an introspection!
>
> So, for example, none of
>
>      isinstance(x, myclass)
>
>      map(myfunc, range(10))
>
>      x = property(x_get, x_set)
>
> would still work?

I guess neither would:

     except ValueError:

:(

-- 
Ned Batchelder, http://nedbatchelder.com

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PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Rick Johnson <rantingrickjohnson@gmail.com> - 2014-02-10 10:45 -0800
  Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-02-10 19:15 +0000
  Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Ned Batchelder <ned@nedbatchelder.com> - 2014-02-10 14:17 -0500
  Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Rotwang <sg552@hotmail.co.uk> - 2014-02-10 21:12 +0000
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Ned Batchelder <ned@nedbatchelder.com> - 2014-02-10 17:00 -0500
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Terry Reedy <tjreedy@udel.edu> - 2014-02-10 17:59 -0500
  Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Chris Angelico <rosuav@gmail.com> - 2014-02-11 09:30 +1100
  Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Steven D'Aprano <steve@pearwood.info> - 2014-02-11 06:30 +0000
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Tim Chase <python.list@tim.thechases.com> - 2014-02-11 09:26 -0600
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Travis Griggs <travisgriggs@gmail.com> - 2014-02-11 07:36 -0800
      Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2014-02-11 18:07 +0200
        Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Chris Angelico <rosuav@gmail.com> - 2014-02-12 03:14 +1100
      Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Steven D'Aprano <steve@pearwood.info> - 2014-02-13 04:11 +0000
        Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Chris Angelico <rosuav@gmail.com> - 2014-02-13 15:30 +1100
          Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Roy Smith <roy@panix.com> - 2014-02-13 09:58 -0500
            Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Chris Angelico <rosuav@gmail.com> - 2014-02-14 06:17 +1100
        Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Tim Chase <python.list@tim.thechases.com> - 2014-02-13 05:39 -0600
        Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Tim Chase <python.list@tim.thechases.com> - 2014-02-13 05:51 -0600
        Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Ian Kelly <ian.g.kelly@gmail.com> - 2014-02-13 15:00 -0700
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Chris Angelico <rosuav@gmail.com> - 2014-02-12 02:52 +1100
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Travis Griggs <travisgriggs@gmail.com> - 2014-02-11 08:19 -0800
    Re: PyWart: More surpises via "implict conversion to boolean" (and other steaming piles!) Terry Reedy <tjreedy@udel.edu> - 2014-02-11 12:57 -0500

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