[petsc-users] petsc4py and numpy

[Christian Staudt]

Matthew Knepley <knepley at gmail.com> wrote:

>> a) Is there an easy and efficient way to convert a numpy.ndarray to a
>> PETSc.Vec or PETSc.Mat (and vice-versa)?  (A PETSc.Vec.getArray() returns a
>> numpy.ndarray, though I have found no such method for PETSc.Mat yet. )
>> 
> 
> If you are using dense matrices (MATDENSE) then MatGetArray() works.

I don't think this is implemented in petsc4py: At least, there's no method PETSc.Mat.getArray()
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