[SciPy-dev] ARPACK wrapper
Neilen Marais
nmarais at sun.ac.za
Mon Nov 20 11:29:15 EST 2006
Hi
On Mon, 20 Nov 2006 08:07:03 -0700, Aric Hagberg wrote:
> On Mon, Nov 20, 2006 at 03:57:37PM +0100, Nils Wagner wrote:
>>
>> Please can you run the following
>> I get something like
>>
>> _naupd: Number of update iterations taken
>> -----------------------------------------
>> 1 - 1: 61
>
> [snip]
>
>> Traceback (most recent call last):
>> File "eigs1.py", line 11, in ?
>> w1,v1 = arpack.speigs.eigvals(matvec,a.shape[0],nev=nev,ncv=ncv)
>> File
>> "/usr/lib64/python2.4/site-packages/scipy/sandbox/arpack/speigs.py",
>> line 71, in eigvals
>> if info != 0: raise "Hell" # Indicates some error during the
>> Arnouldi iterations
>> Hell
>
> Yes, I get the same. We'll wait for Neilen to reply here since
> he wrote that bit.
I'm actually busy playing with this right now. Part of the problem is that
there are a number of tunables. I'm also fixing the exception to be more
descriptive than the raise hell pun I forgot in there ;P I'll be
committing to CVS soon.
Regards
Neilen
>
> Aric
--
you know its kind of tragic
we live in the new world
but we've lost the magic
-- Battery 9 (www.battery9.co.za)
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