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From: Ben Finney <ben+python@benfinney.id.au>
Subject: Re: (test) ? a:b
Date: Sun, 26 Oct 2014 12:10:43 +1100
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Xref: csiph.com comp.lang.python:79699

Ben Finney <ben+python@benfinney.id.au> writes:

> This is short and clear and needs no leaking of the underlying bool
> implementation::
>
>     len(True for line in lines if line.strip())

Correction::

    len([True for line in lines if line.strip()])

-- 
 \     “Our task must be to free ourselves from our prison by widening |
  `\    our circle of compassion to embrace all humanity and the whole |
_o__)                       of nature in its beauty.” —Albert Einstein |
Ben Finney