Re: Dictionary Views -- good examples? [was Re: Python 3 dict question]

From	Gregory Ewing <greg.ewing@canterbury.ac.nz>
Newsgroups	comp.lang.python
Subject	Re: Dictionary Views -- good examples? [was Re: Python 3 dict question]
Date	2011-05-07 21:09 +1200
Message-ID	<92kghnFb37U1@mid.individual.net> (permalink)
References	<ded9dfa0-a031-4513-8751-7ff7bfd5dcc7@e8g2000vbz.googlegroups.com> <mailman.1262.1304711497.9059.python-list@python.org> <777641c8-4928-4e49-832a-6a4a076628d1@o26g2000vby.googlegroups.com> <BANLkTimo-LZShj2UwB0VEoRn2F14qtYgRg@mail.gmail.com> <mailman.1273.1304721478.9059.python-list@python.org>

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Ethan Furman wrote:
> Ian Kelly wrote:
> 
>> next(iter(myDict.items()))
> 
> Which is becoming less elegant.

If you're doing this sort of thing a lot you can make
a little helper function:

   def first(x):
     return next(iter(x))

then you get to say

   first(myDict.items())

-- 
Greg

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Python 3 dict question dmitrey <dmitrey15@gmail.com> - 2011-05-06 12:40 -0700
  Re: Python 3 dict question Chris Rebert <clp2@rebertia.com> - 2011-05-06 12:51 -0700
    Re: Python 3 dict question dmitrey <dmitrey15@gmail.com> - 2011-05-06 12:57 -0700
      Re: Python 3 dict question Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-06 14:48 -0600
      Dictionary Views -- good examples?  [was Re: Python 3 dict question] Ethan Furman <ethan@stoneleaf.us> - 2011-05-06 15:49 -0700
        Re: Dictionary Views -- good examples?  [was Re: Python 3 dict question] Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2011-05-07 21:09 +1200
          Re: Dictionary Views -- good examples?  [was Re: Python 3 dict question] Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915@spamschutz.glglgl.de> - 2011-05-08 11:23 +0200
      Re: Dictionary Views -- good examples? [was Re: Python 3 dict question] Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-06 18:23 -0600
      Re: Dictionary Views -- good examples? [was Re: Python 3 dict question] Ethan Furman <ethan@stoneleaf.us> - 2011-05-10 10:18 -0700
  Re: Python 3 dict question Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-06 14:02 -0600
  Re: Python 3 dict question Rob Wolfe <rw@smsnet.pl> - 2011-05-06 22:46 +0200
  Re: Python 3 dict question nirinA raseliarison <nirina.raseliarison@gmail.com> - 2011-05-06 14:18 -0700
  Re: Python 3 dict question Raymond Hettinger <python@rcn.com> - 2011-05-10 10:25 -0700

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