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[Martin Sandve Alnæs <martinal@xxxxxxxxx>]

extract_sub_elements is simply not imported in ufl/algorithms/__init__.py.

Martin

On 2 May 2011 09:29, Anders Logg <logg@xxxxxxxxx> wrote:
> I'm experimenting with the element extraction/auto-select in FFC. When
> I do
>
>  from ufl.algorithms import extract_sub_elements
>
> inside ffc.analysis, I get
>
> cannot import name extract_sub_elements
> Traceback (most recent call last):
>  File "test.py", line 4, in <module>
>    from dolfin import *
>  File
>  "/home/logg/scratch/src/dolfin/local/lib/python2.6/site-packages/dolfin/__init__.py",
>  line 28, in <module>
>    from dolfin.common import *
>  File
>  "/home/logg/scratch/src/dolfin/local/lib/python2.6/site-packages/dolfin/common/__init__.py",
>  line 2, in <module>
>    from dolfin.common.globalparameters import *
>  File
>  "/home/logg/scratch/src/dolfin/local/lib/python2.6/site-packages/dolfin/common/globalparameters.py",
>  line 24, in <module>
>    raise RuntimeError, "Could not import %s form compiler." %
>    form_compiler_name
> RuntimeError: Could not import ffc form compiler.
>
> It works fine to import extract_elements. It also works fine if I do
>
>  from ufl.algorithm.analysis import extract_sub_elements
>
> Strange? Could it have anything to do with analysis.py existing in
> both FFC and UFL?
>
> --
> Anders
>
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