[Zope] sort in python script dynamically?

[Paul Winkler]

On Thu, Jan 08, 2004 at 04:11:08PM -0600, Terry Hancock wrote:
> On Thursday 08 January 2004 09:56 am, Jaroslav Lukesh wrote:
> > I want to sort by value of i[0] before "i" is taken to FOR. So it is 
> > possible to do something like
> > 
> > 
> > for i in self.objectItems('Folder').sort(i[0])
> 
> The reason this doesn't work as written is because the .sort()
> method works in-place and does not return a value.  Also,
> sort needs a function that does the comparison. You
> want:
> 
> values = self.objectItems('Folder')
> values.sort(lambda a,b: cmp(a[0],b[0])
> for i in values:
>      # do stuff
>      pass

sort() is lexicographic by default, which
means it already sorts on the first element just fine :-)
No comparison function needed in this case.

-- 

Paul Winkler
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