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Re: Misleading error message of the day

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Date Thu, 08 Dec 2011 11:41:17 -0600
From Tim Chase <python.list@tim.thechases.com>
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Subject Re: Misleading error message of the day
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On 12/08/11 09:30, Roy Smith wrote:
> On Thursday, December 8, 2011 9:47:02 AM UTC-5, Robert Kern
> wrote:
>
>> Would including the respective numbers help your thought
>> processes?
>>
>> ValueError: too many values to unpack (expected 2, got 3)
>
> I don't know if that would have done the trick for me on this
> particular one.  On the other hand, adding "expected X, got Y"
> to the  message would generally be a good thing.

given the nature of the message, and the interaction with 
iterators-of-arbitrary/infinite length, it might have to be 
reduced to

   "Expected N, got more"

or for the case where you didn't get enough, you know how many 
you got: "Expected N, but only got M".  But the extra information 
would certainly be useful in tracking it down.

-tkc

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Thread

Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 09:23 -0500
  Re: Misleading error message of the day Andrea Crotti <andrea.crotti.0@gmail.com> - 2011-12-08 14:39 +0000
  Re: Misleading error message of the day Chris Angelico <rosuav@gmail.com> - 2011-12-09 01:40 +1100
  Re: Misleading error message of the day Robert Kern <robert.kern@gmail.com> - 2011-12-08 14:47 +0000
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:30 -0800
      Re: Misleading error message of the day Tim Chase <python.list@tim.thechases.com> - 2011-12-08 11:41 -0600
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:30 -0800
  Re: Misleading error message of the day Jean-Michel Pichavant <jeanmichel@sequans.com> - 2011-12-08 16:03 +0100
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:33 -0800
      Re: Misleading error message of the day Jean-Michel Pichavant <jeanmichel@sequans.com> - 2011-12-08 20:49 +0100
      Re: Misleading error message of the day Ethan Furman <ethan@stoneleaf.us> - 2011-12-08 12:13 -0800
      Re: Misleading error message of the day Lie Ryan <lie.1296@gmail.com> - 2011-12-09 12:46 +1100
        Re: Misleading error message of the day alex23 <wuwei23@gmail.com> - 2011-12-08 20:57 -0800
          Re: Misleading error message of the day Lie Ryan <lie.1296@gmail.com> - 2011-12-11 10:41 +1100
      Re: Misleading error message of the day Jean-Michel Pichavant <jeanmichel@sequans.com> - 2011-12-09 11:03 +0100
        Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-09 09:43 -0500
      Re: Misleading error message of the day Ethan Furman <ethan@stoneleaf.us> - 2011-12-09 09:39 -0800
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:33 -0800
      Re: Misleading error message of the day Grant Edwards <invalid@invalid.invalid> - 2011-12-08 18:10 +0000
        Re: Misleading error message of the day alister <alister.ware@ntlworld.com> - 2011-12-08 20:58 +0000
          Re: Misleading error message of the day Chris Angelico <rosuav@gmail.com> - 2011-12-09 08:17 +1100
        Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 20:19 -0500
        Re: Misleading error message of the day Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-09 02:07 +0000
          Re: Misleading error message of the day Chris Angelico <rosuav@gmail.com> - 2011-12-09 14:46 +1100
            Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 23:44 -0500
  Re: Misleading error message of the day Heiko Wundram <modelnine@modelnine.org> - 2011-12-08 16:16 +0100
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:42 -0800
      Re: Misleading error message of the day Heiko Wundram <modelnine@modelnine.org> - 2011-12-08 16:50 +0100
        Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 10:42 -0800
          Re: Misleading error message of the day Benjamin Kaplan <benjamin.kaplan@case.edu> - 2011-12-08 13:57 -0500
          Re: Misleading error message of the day Ethan Furman <ethan@stoneleaf.us> - 2011-12-08 11:09 -0800
          Re: Misleading error message of the day Benjamin Kaplan <benjamin.kaplan@case.edu> - 2011-12-08 14:38 -0500
          Re: Misleading error message of the day Ethan Furman <ethan@stoneleaf.us> - 2011-12-08 12:09 -0800
        Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 10:42 -0800
      Re: Misleading error message of the day Andrea Crotti <andrea.crotti.0@gmail.com> - 2011-12-08 15:55 +0000
      Re: Misleading error message of the day Chris Angelico <rosuav@gmail.com> - 2011-12-09 03:21 +1100
      Re: Misleading error message of the day Robert Kern <robert.kern@gmail.com> - 2011-12-08 19:57 +0000
    Re: Misleading error message of the day Roy Smith <roy@panix.com> - 2011-12-08 07:42 -0800

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