[SciPy-user] No module named _umfpack

Robert Kern robert.kern at gmail.com
Mon Apr 17 10:08:41 CDT 2006

Ron Kneusel wrote:
> Hi-
> I'm building numpy and scipy according to the directions on the web site 
> (Steve Baum's doc).  Everything works fine and compiles properly.  When I 
> load scipy:
>>>>import scipy
> I'm told that there is no module named '_umfpack'.
> Looking through the archives I see a recent post where someone said that 
> setup.py for linsolve was screwy and was building __umfpack instead of 
> _umfpack.
> What the post didn't mention is how to fix this error.  What needs to be 
> modified?

If you actually do want to build the UMFPACK bindings, then you can edit
Lib/linsolve/setup.py to replace "__umfpack" with "_umfpack".

There are two bugs open and assigned to Robert Cimrman. I hope he can find the
time to attend to them soon.


Robert Kern
robert.kern at gmail.com

"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

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