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Re: extracting numbers with decimal places from a string

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Date Sun, 11 Jan 2015 18:35:22 -0500
Subject Re: extracting numbers with decimal places from a string
From Joel Goldstick <joel.goldstick@gmail.com>
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On Sun, Jan 11, 2015 at 6:12 PM, Thomas 'PointedEars' Lahn
<PointedEars@web.de> wrote:
> Joel Goldstick wrote:
>
>> Thomas 'PointedEars' Lahn wrote:
>>> Joel Goldstick wrote:
>>>> my_list = "1.23, 2.4, 3.123".split(",")
>>>>
>>>> that will give you ['1.23', '2.4', '3.123']
>>>
>>> No, it gives
>>>
>>> […]
>>> | >>> my_list = "1.23, 2.4, 3.123".split(",")
>>> | >>> my_list
>>> | ['1.23', ' 2.4', ' 3.123']
>                ^       ^
>>> | >>>
>>>
>>> In order to get the result you described, one needs at least
>>>
>>> | >>> '1.23, 2.4, 3.123'.split(', ')
>>> | ['1.23', '2.4', '3.123']
>>>
>>> […]
>>
>> I'm not sure what you are trying to point out as your examples confirm
>> my code.
>
> No, they don't.
>
>> Am I missing something.
>                         ^
> (Is that a question.)
>
> You are missing a leading space character because in the string the comma
> was followed by one.

I see that now.  Performing float on each element of the list will
take care of that, or I guess .strip() on each first.
>
>> As for feeding a beginner regex solutions, I'm on the side that this
>> is a terrible idea.  Regex is not something a beginner should worry
>> about!
>
> NAK.
>
> --
> PointedEars
>
> Twitter: @PointedEars2
> Please do not cc me. / Bitte keine Kopien per E-Mail.
> --
> https://mail.python.org/mailman/listinfo/python-list



-- 
Joel Goldstick
http://joelgoldstick.com

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Thread

extracting numbers with decimal places from a string Store Makhzan <store0a@gmail.com> - 2015-01-11 11:31 -0800
  Re: extracting numbers with decimal places from a string Joel Goldstick <joel.goldstick@gmail.com> - 2015-01-11 15:06 -0500
    Re: extracting numbers with decimal places from a string Store Makhzan <store0a@gmail.com> - 2015-01-11 12:26 -0800
      Re: extracting numbers with decimal places from a string Joel Goldstick <joel.goldstick@gmail.com> - 2015-01-11 16:42 -0500
        Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-11 23:20 +0100
          Re: extracting numbers with decimal places from a string Joel Goldstick <joel.goldstick@gmail.com> - 2015-01-11 17:54 -0500
            Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-12 00:12 +0100
              Re: extracting numbers with decimal places from a string Joel Goldstick <joel.goldstick@gmail.com> - 2015-01-11 18:35 -0500
                Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-12 00:46 +0100
                Re: extracting numbers with decimal places from a string Peter Otten <__peter__@web.de> - 2015-01-12 01:09 +0100
                Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-12 01:45 +0100
                Re: extracting numbers with decimal places from a string Chris Angelico <rosuav@gmail.com> - 2015-01-12 11:17 +1100
          Re: extracting numbers with decimal places from a string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-12 11:45 +1100
        Re: extracting numbers with decimal places from a string Grant Edwards <invalid@invalid.invalid> - 2015-01-11 23:06 +0000
  Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-12 00:07 +0100
    Re: extracting numbers with decimal places from a string Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-01-12 00:04 +0000
      Re: extracting numbers with decimal places from a string Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-12 02:00 +0100
    Re: extracting numbers with decimal places from a string MRAB <python@mrabarnett.plus.com> - 2015-01-12 00:59 +0000
    Re: extracting numbers with decimal places from a string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-12 12:13 +1100

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