Anders Logg skrev den 25/03-2008 følgende: > It looks like some recent updates to Viper (blame: Martin :-) has > broken the Function class in DOLFIN. > > Here's what I get when running the standard Poisson demo in DOLFIN: > > Traceback (most recent call last): > File "demo.py", line 53, in <module> > f = Source(element, mesh) > File "demo.py", line 29, in __init__ > Function.__init__(self, element, mesh) > File > "/home/logg/local/lib/python2.5/site-packages/dolfin/dolfin.py", > line 3722, in __init__ > this = _dolfin.new_cpp_Function(*args) > NotImplementedError: Wrong number of arguments for overloaded function > 'new_cpp_Function'. > > It looks like (Py)DOLFIN now believes that Function is the wrapped > dolfin::Function and not dolfin.Function defined in assemble.py. > > Any ideas what goes wrong? > > It's possible that we just need to make a simple rearrangement of the > order of imports.
The error is caused by the: from dolfin import import cpp_Function as Function line Martin added. In PyDOLFIN, most stuff is imported by star, flattening out all the internal namespaces. The best solution is to replace Function by cpp_Function in Viper, though. Ola > -- > Anders > _______________________________________________ > DOLFIN-dev mailing list > [email protected] > http://www.fenics.org/mailman/listinfo/dolfin-dev _______________________________________________ DOLFIN-dev mailing list [email protected] http://www.fenics.org/mailman/listinfo/dolfin-dev
