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Re: str more precise in 3 as 2.7

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Date Wed, 29 Apr 2015 21:55:27 +1000
Subject Re: str more precise in 3 as 2.7
From Chris Angelico <rosuav@gmail.com>
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On Wed, Apr 29, 2015 at 9:24 PM, Cecil Westerhof <Cecil@decebal.nl> wrote:
> I am trying to make my modules also work under Python 3. I found that
> str is more precise in Python 3. The expression:
>     str(134 / 6.0)
> gives in 2.7.8:
>     '22.3333333333'
> and in 3.4.1:
>     '22.333333333333332'
>
> Was not very hard to solve:
>     if python_version == 3:
>         output06[5] = '22.333333333333332'
>         output10[5] = '23.333333333333332'
>         output10[8] = '24.77777777777778'

Try using repr() instead of str() - it might be more useful to you.

ChrisA

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Thread

str more precise in 3 as 2.7 Cecil Westerhof <Cecil@decebal.nl> - 2015-04-29 13:24 +0200
  Re: str more precise in 3 as 2.7 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-04-29 12:50 +0100
  Re: str more precise in 3 as 2.7 Chris Angelico <rosuav@gmail.com> - 2015-04-29 21:55 +1000
    Re: str more precise in 3 as 2.7 Cecil Westerhof <Cecil@decebal.nl> - 2015-04-29 14:09 +0200
  Re: str more precise in 3 as 2.7 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-04-30 14:29 +1000

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