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To: python-list@python.org
From: Ned Deily <nad@acm.org>
Subject: Re: PEP 378: Format Specifier for Thousands Separator
Date: Mon, 20 May 2013 22:44:08 -0700
References: <BLU176-W10190CB892A0414C988A05D7A80@phx.gbl>
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In article <BLU176-W10190CB892A0414C988A05D7A80@phx.gbl>,
 Carlos Nepomuceno <carlosnepomuceno@outlook.com> wrote:
> Is there a way to format integers with thousands separator (digit grouping) 
> like the format specifier of str.format()?> 
> I'm currently using the following:> 
> >>> sys.stdout.write('Number = %s\n' % '{:,.0f}'.format(x))
> Number = 12,345> 
> 'x' is unsigned integer so it's like using a sledgehammer to crack a nut!> 
> I'd like to have something like:
> sys.stdout.write('Number = %,u\n' % x)
> Is that possible? How can I do it if not already available?                   

For Python 3.2+ or 2.7, why not just:

>>> print('Number = {:,}'.format(x))
Number = 12,345

-- 
 Ned Deily,
 nad@acm.org