dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Sun, Sep 06, 2009 at 07:20:59PM +0200, Johan Hake wrote:
> On Sunday 06 September 2009 18:11:31 DOLFIN wrote:
> > One or more new changesets pushed to the primary dolfin repository.
> > A short summary of the last three changesets is included below.
> >
> > changeset:   6952:a2283cc4b1f34624c6db78d3eb435f3eb531deaf
> > tag:         tip
> > user:        Anders Logg <logg@xxxxxxxxx>
> > date:        Sun Sep 06 18:11:23 2009 +0200
> > files:       dolfin/swig/parameter_post.i
> > description:
> > Handle real-valued parameters in Python-interface (conversion to float).
>
> From code:
>
>   # FIXME: Is it possible to convert real to some high-precision Python type?
>   print "Warning: Converting real-valued parameter to double, might
>          looseprecision."
>
> There are high-precision algebra libraries for Python. One called decimal, and
> is part of 2.4. However we need access to the c-api to write typemaps. I
> haven't found any documentation (yet) for this.
>
> If anybody have other ideas for a solution please share!

I don't think it's important enough for us to start thinking about
adding new dependencies. It's probably enough with a warning for now.

--
Anders



> Johan
>
> >
> > changeset:   6951:b552e55f706da220bc3b205976f08e34f1c9a547
> > user:        Anders Logg <logg@xxxxxxxxx>
> > date:        Sun Sep 06 11:57:03 2009 +0200
> > files:       demo/parameters/cpp/main.cpp dolfin/fem/VariationalProblem.cpp
> >  dolfin/parameter/GlobalParameters.cpp dolfin/parameter/Parameters.cpp
> >  description:
> > Automatically read parameters from the following files in increasing
> > order of priority:
> >
> >   $HOME/.dolfin/parameters.xml.gz
> >   $HOME/.dolfin/parameters.xml
> >   parameters.xml.gz
> >   parameters.xml
> >
> > The global parameter set will be *updated* with values found in
> > these parameter sets.
> >
> > Not sure how the first two files work on a Windows system.
> >
> >
> > changeset:   6950:e685bced17258c83ec9c55badc4ce3adf991c1d8
> > user:        Anders Logg <logg@xxxxxxxxx>
> > date:        Sat Sep 05 23:40:39 2009 +0200
> > files:       ChangeLog demo/parameters/cpp/main.cpp
> >  dolfin/main/SubSystemsManager.cpp dolfin/main/SubSystemsManager.h
> >  dolfin/parameter/GlobalParameters.cpp dolfin/parameter/GlobalParameters.h
> >  dolfin/parameter/Parameters.cpp dolfin/parameter/Parameters.h description:
> > Filter out PETSc argument when parsing command-line parameters.
> > The following should now work:
> >
> >   ./demo <other options> --petsc.foo bar <other options>
> >
> > provided the program in question parses command-line arguments by
> >
> >   parameters.parse(argc, argv).
> >
> > All arguments starting with "--petsc." will be sent to PETSc. In the
> > above example,
> >
> >   -foo bar
> >
> > will be sent to PETSc. (Note '-' instead of '--'.)
> >
> > Other arguments will be parsed by the parameter set in question.
> >
> > This only happens for the global DOLFIN parameter set (or any other
> > parameter set named "dolfin").
> >
> > ----------------------------------------------------------------------
> > For more details, visit http://www.fenics.org/hg/dolfin
> > _______________________________________________
> > DOLFIN-dev mailing list
> > DOLFIN-dev@xxxxxxxxxx
> > http://www.fenics.org/mailman/listinfo/dolfin-dev
> >
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