Puzzled by FiPy's use of "=="
andre.roberge at gmail.com
Mon Mar 26 14:21:58 CEST 2012
On Monday, 26 March 2012 09:16:07 UTC-3, Robert Kern wrote:
> On 3/26/12 12:47 PM, André Roberge wrote:
> > In FiPy (a finite volume PDE solver), equations are "magically" set up as
> > eqX = TransientTerm() == ExplicitDiffusionTerm(coeff=D)
> > and solved via
> > eqX.solve(...)
> > How can eqX be anything than True or False?... This must be via a redefinition of "==" but I can't see how that is done. I did look at many of the source files, thinking that it must be via a redefinition of "__eq__" somewhere but with no luck. Any pointers would be appreciated.
> It's in the root base class Term:
I thought I looked at terms.py ... but I must have missed that. Thanks!
> Robert Kern
> "I have come to believe that the whole world is an enigma, a harmless enigma
> that is made terrible by our own mad attempt to interpret it as though it had
> an underlying truth."
> -- Umberto Eco
More information about the Python-list