[SciPy-user] General parallel processing question
robert.kern at gmail.com
Thu Nov 16 23:18:08 CST 2006
Anand Patil wrote:
> Hi again everyone,
> Say I have two objects A and B. A's member functions _occasionally_ want
> to call the member functions of B, and vice versa. Both A and B have to
> do a lot of work between calls to each other's member functions.
> I'd like to push B off to a new process, but be able to program as if it
> were still in the same process as A. That is, I'd like to be able to
> call B's member functions from A without having to teach A how to do
> interprocess communication.
> The solution I've been thinking of is to write 'avatar' objects that
> represent objects living in different processes and know how to pass
> member function calls along to their 'true selves' (probably using
> mpi4py and/or IPython1, but I haven't worked out the details yet). If A
> lives in process 0 and B gets pushed to process 1, I would create an
> avatar of B in process 0 and one of A in process 1.
> That scheme would get kind of klunky, though. Has anyone thought about/
> dealt with this situation before?
Yes, lots. You almost certainly don't want to roll your own solution. Look at
Twisted's Perspective Broker (links near the bottom of the page):
There are a handful of other solutions, too.
"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 SciPy-user