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From: Mark Lawrence <breamoreboy@yahoo.co.uk>
Subject: Re: converting ISO8601 date and time string representations to datetime
Date: Mon, 11 Aug 2014 23:54:20 +0100
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On 31/07/2014 10:11, Wolfgang Maier wrote:
> Hi,
> I'm trying to convert ISO8601-compliant strings representing dates or
> dates and times into datetime.datetime objects.
> I tried using the strptime method, but the problem here is that I can
> only specify one format argument, which can be used to parse either a
> full date/time string or just a date string, but not both.
>
> While I could just try parsing with one format, then catch the
> ValueError in case it fails and try another format, it feels like there
> should be a more elegant way to do this.
>
> I do know about the dateutil package, but I'd prefer to stick to the
> stdlib for this.
>
> Any suggestions ?
>
> Wolfgang
>

If you're not sorted via stdlib how about http://crsmithdev.com/arrow/ ? 
  Haven't tried it myself as I've only just come across it.

-- 
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence