ufl team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Anders Logg wrote:
> On Mon, Jan 25, 2010 at 03:19:36PM +0100, Marie Rognes wrote:
>> noreply@xxxxxxxxxxxxx wrote:
>>> ------------------------------------------------------------
>>> revno: 892
>>> committer: Anders Logg <logg@xxxxxxxxx>
>>> branch nick: ufl-main
>>> timestamp: Mon 2010-01-25 13:26:37 +0100
>>> message:
>>>  Add function sort_elements for sorting elements backwards with nested sub
>>>  elements first. Using pygraph library for sorting directed acyclic graph.
>>> modified:
>>>  ufl/algorithms/__init__.py
>>>  ufl/algorithms/analysis.py
>>>
>>>
>> Is pygraph super-standard?
> 
> I don't know but it's in Ubuntu... :-)
> 
> It was the simplest way I could find to store a list of elements based
> on their dependencies to sub elements.
> 
> If it's a problem, we could implement the sorting ourselves.
>

If it's simple, I would suggest implementing it ourselves to avoid a
dependency since UFL didn't have any dependencies beyond the standard
Python modules. It can wait until until the UFL/FFC change are complete
though.

Garth


> --
> Anders
> 
> 
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