ffc team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

ok, let's hope this just happens for 24.0 on Suse. If the problem
should turn up again, we can find a suitable work-around.

/Anders


On Thu, Feb 16, 2006 at 12:13:32PM +0100, Marco Morandini wrote:
> Anders Logg wrote:
> >I tried the latest FIAT from CVS and the latest FFC from Mercurial
> >with the latest Elasticity.form from DOLFIN and it works fine for me.
> >
> >>From your original report, it looks like the problem may be with
> >Python Numeric. Which version do you have installed? (I have 23.8-4
> >from Debian/Ubuntu.)
> 
> 24.0 from Suse 10.0
> 
> You are right, it works fine both with 23.8 and 24.2, so I'll stick to 24.2
> I've not checked with 24.1.
> 
> With 24.0:
> 
> >
> >marco@mbdyn-mm:~/Programmi/Dolphin/dolfin/src/modules/elasticity/dolfin>
> >python Elasticity.py
> >Traceback (most recent call last):
> >  File "Elasticity.py", line 39, in ?
> >    sigma = E(epsilon(u), lmbda, mu)
> >  File "Elasticity.py", line 35, in E
> >    Ee = 2.0 * mult(mu, e) + mult(lmbda, mult(trace(e), Identity(d)))
> >  File
> >  "/home/marco/local/Fenics/lib/python/ffc/compiler/operators.py",
> >line 105, in mult
> >    vv = Numeric.array(v)
> >ValueError: invalid input sequence
> >
> >Try to print out v (print v) on line 105 in operators.py and see what
> >you get. (Then compile with ffc -d1 for debugging and tracebacks.)
> 
> print v:
> c1
> 
> >ffc -d1 Elasticity.form
> This is FFC, the FEniCS Form Compiler, version 0.2.5.
> For further information, go to http://www/fenics.org/ffc/.
> -d 1
> Parsing Elasticity.form
> Output written to Elasticity.py
> Traceback (most recent call last):
>   File "/home/marco/local/Fenics/bin/ffc", line 121, in ?
>     main(sys.argv[1:])
>   File "/home/marco/local/Fenics/bin/ffc", line 81, in main
>     execfile(outname, ns)
>   File "Elasticity.py", line 39, in ?
>     sigma = E(epsilon(u), lmbda, mu)
>   File "Elasticity.py", line 35, in E
>     Ee = 2.0 * mult(mu, e) + mult(lmbda, mult(trace(e), Identity(d)))
>   File "/home/marco/local/Fenics/lib/python/ffc/compiler/operators.py",
> line 106, in mult
>     vv = Numeric.array(v)
> ValueError: invalid input sequence
> 
> 
> >
> >You can also try the following in a Python shell and see if it works:
> >
> >>>>from ffc import *
> >>>>from Numeric import *
> >>>>element = FiniteElement("Lagrange", "triangle",1)
> >>>>v = BasisFunction(element)
> >>>>array(v)
> >vi0
> 
> Same error for me:
> 
> >>>from ffc import *
> >>>from Numeric import *
> >>>element = FiniteElement("Lagrange", "triangle",1)
> >>>v = BasisFunction(element)
> >>>array(v)
> Traceback (most recent call last):
>   File "<stdin>", line 1, in ?
> ValueError: invalid input sequence
> 
> 
> Thanks,
> 
> Marco
> 
> 

-- 
Anders Logg
Research Assistant Professor
Toyota Technological Institute at Chicago
http://www.tti-c.org/logg/