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Date: Fri, 22 Feb 2013 07:54:52 +1100
Subject: Re: NamedTemporaryFile does not match documentation
From: Chris Angelico <rosuav@gmail.com>
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Xref: csiph.com comp.lang.python:39457

On Fri, Feb 22, 2013 at 7:46 AM, Jason Friedman <jsf80238@gmail.com> wrote:
> Python 3.2.2 (default, Feb 14 2012, 08:06:31)
> [GCC 4.1.2 20080704 (Red Hat 4.1.2-50)] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
>>>> from tempfile import NamedTemporaryFile
>>>> f = NamedTemporaryFile(delete=False)

The default 'mode' is 'w+b', meaning that you need to send it binary,
not Unicode strings. Try adding mode='w+' to the constructor, and
possibly also an encoding= argument.

ChrisA