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Re: [Duplicity-talk] TypeError: sort() takes no keyword arguments?

From: Kenneth Loafman
Subject: Re: [Duplicity-talk] TypeError: sort() takes no keyword arguments?
Date: Thu, 15 May 2008 14:15:53 -0500
User-agent: Thunderbird (X11/20080505)

Kenneth Loafman wrote:
> Andrew Kohlsmith (lists) wrote:
>> On May 15, 2008 11:21:10 am Eric Hanchrow wrote:
>>> My hunch is that it is indeed a problem with your Python version -- if I
>>> recall correctly, the "sort" function's signature changed around 2.3 or
>>> so.
>> Indeed, I see now by looking at some python tutorials that that is indeed 
>> the 
>> case.  Perhaps the "python 2.3 compatible" release isn't quite so.  :-)
>> It also doesn't look all that straightforward to fix (to this python newb) 
>> -- 
>> not only is sorted() not there and sort() devoid of keywords, but I can't 
>> specify a key either.
> I'll look into this and see if I can gen a patch to fix it.  I have
> Python 2.3.5 available and I doubt that its a difference between .4 and
> .5.  At least, I hope its not.

The fix for this issue is in the attached patch file.


Index: duplicity/collections.py
RCS file: /sources/duplicity/duplicity/duplicity/collections.py,v
retrieving revision 1.25
retrieving revision 1.26
diff -r1.25 -r1.26
>               def mycmp(x, y):
>                       return cmp(x.get_first().time, y.get_first().time)
<               sorted.sort(reverse = True,
<                           key = lambda chain: chain.get_first().time)
>               sorted.sort(mycmp)
>               sorted.reverse()

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