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Re: I am never going to complain about Python again

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From Oscar Benjamin <oscar.j.benjamin@gmail.com>
Date Thu, 10 Oct 2013 20:47:18 +0100
Subject Re: I am never going to complain about Python again
To Neil Cerutti <neilc@norwich.edu>
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On 10 October 2013 18:48, Neil Cerutti <neilc@norwich.edu> wrote:
> I guess the "if appropriate" part eluded my eye. When *is* it
> appropriate? Apparently not during an equal test.
>
>>>> 5.0 == abs(3 + 4j)
> False

If the above is genuine output then it's most likely floating point
error. I wouldn't expect any errors in that though. What version of
Python are you using and on what OS/hardware?

I get the following in Python 2.7 and 3.2 on Ubuntu 12.04 with a
32-bit AMD processor:
>>> 5.0 == abs(3+4j)
True


Oscar

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Thread

I am never going to complain about Python again Steven D'Aprano <steve@pearwood.info> - 2013-10-10 04:36 +0000
  Re: I am never going to complain about Python again Chris Angelico <rosuav@gmail.com> - 2013-10-10 15:50 +1100
  Re: I am never going to complain about Python again Chris Rebert <clp2@rebertia.com> - 2013-10-09 22:26 -0700
  Re: I am never going to complain about Python again Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-10-10 06:39 +0100
  Re: I am never going to complain about Python again Christian Gollwitzer <auriocus@gmx.de> - 2013-10-10 08:41 +0200
  Re: I am never going to complain about Python again "Frank Millman" <frank@chagford.com> - 2013-10-10 10:23 +0200
  Re: I am never going to complain about Python again MRAB <python@mrabarnett.plus.com> - 2013-10-10 12:10 +0100
  Re: I am never going to complain about Python again Tim Chase <python.list@tim.thechases.com> - 2013-10-10 06:43 -0500
  Re: I am never going to complain about Python again "Frank Millman" <frank@chagford.com> - 2013-10-10 13:44 +0200
  Re: I am never going to complain about Python again Roy Smith <roy@panix.com> - 2013-10-10 09:09 -0400
    Re: I am never going to complain about Python again Neil Cerutti <neilc@norwich.edu> - 2013-10-10 15:51 +0000
      Re: I am never going to complain about Python again Rotwang <sg552@hotmail.co.uk> - 2013-10-10 16:57 +0100
        Re: I am never going to complain about Python again MRAB <python@mrabarnett.plus.com> - 2013-10-10 17:10 +0100
          Re: I am never going to complain about Python again Neil Cerutti <neilc@norwich.edu> - 2013-10-10 17:48 +0000
            Re: I am never going to complain about Python again Ian Kelly <ian.g.kelly@gmail.com> - 2013-10-10 12:35 -0600
              Re: I am never going to complain about Python again Neil Cerutti <neilc@norwich.edu> - 2013-10-10 18:49 +0000
            Re: I am never going to complain about Python again Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2013-10-10 20:47 +0100
              Re: I am never going to complain about Python again Neil Cerutti <neilc@norwich.edu> - 2013-10-10 19:54 +0000
            Re: I am never going to complain about Python again Cameron Simpson <cs@zip.com.au> - 2013-10-11 08:52 +1100
            Re: I am never going to complain about Python again Roy Smith <roy@panix.com> - 2013-10-10 20:07 -0400
              Is this the room for an argument? John Ladasky <john_ladasky@sbcglobal.net> - 2013-10-10 21:26 -0700
                Re: Is this the room for an argument? Roy Smith <roy@panix.com> - 2013-10-11 09:49 -0400
            Re: I am never going to complain about Python again Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-10-11 02:23 +0000
              Re: I am never going to complain about Python again Neil Cerutti <neilc@norwich.edu> - 2013-10-11 12:31 +0000
    Re: I am never going to complain about Python again Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-10-10 20:09 -0400
    Re: I am never going to complain about Python again Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-10-11 02:08 +0000
      Re: I am never going to complain about Python again Joshua Landau <joshua@landau.ws> - 2013-10-11 09:17 +0100
        Re: I am never going to complain about Python again Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-10-11 09:11 +0000
          Re: I am never going to complain about Python again Chris Angelico <rosuav@gmail.com> - 2013-10-11 20:52 +1100
          Re: I am never going to complain about Python again Joshua Landau <joshua@landau.ws> - 2013-10-11 17:56 +0100

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