On Fri, Oct 16, 2009 at 03:14:24PM +0200, Johan Hake wrote: > On Friday 16 October 2009 15:09:03 Anders Logg wrote: > > Here's another problem I just ran into: > > You just keep bring it on do you!! ;) > > I wonder why I keep thinking: > > unittest, unittest, unittest ...
Good idea. :-) > > class BoundaryValue(Expression): > > def eval(self, values, x): > > values[0] = ... > > > > This works: > > > > g = BoundaryValue(V) > > > > or > > > > g = BoundaryValue(V=V) > > > > But this does not work: > > > > g = BoundaryValue(element=element) > > > > I get this error: > > > > Exception: Swig director method error. Error detected when calling > > 'Expression.eval_data' > > > > when calling bc.apply() with the above function as argument (which > > results in a call to eval). > > Could you pass a minimal script that reproduce it so I can look into it? Sorry, my fault. I forgot that the "Swig director method" error signals that I have done something wrong inside the eval function which I had or rather I had initialized with the wrong element so I wasn't allowed to set values[1]...
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