[Twisted-Python] Bug in twisted.names.client

Nicolas Toper ntoper at gmail.com
Mon Mar 2 17:33:57 EST 2009

Good point, you are right. Thanks :)

 I can still commit a patch: really there just need a finally clause at the
end of maybeParseConfig to close the file AFAI


On Mon, Mar 2, 2009 at 11:06 PM, Jean-Paul Calderone <exarkun at divmod.com>wrote:

> On Mon, 2 Mar 2009 22:55:26 +0100, Nicolas Toper <ntoper at gmail.com> wrote:
>> Hi,
>> It seems the resolv file in  twisted.names.client#maybeParseConfig is
>> never
>> closed. This creates a     exceptions.IOError: [Errno 24] Too many open
>> files: '/etc/resolv.conf
>> (FYI  I am resolving a domain very often in my script).
>> Am I correct? Would you like me to submit a patch to correct this?
> It's true that it isn't explicitly closed and fixing this would be nice.
> However, unless you're using Jython or PyPy I don't think this is the
> cause of your IOError.  As soon as maybeParseConfig returns, CPython will
> close the file, so it's not really a resource leak.
> Jean-Paul
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