[Scipy-tickets] [SciPy] #354: Support for Harwell-Boeing format in io

SciPy Trac scipy-tickets@scipy....
Mon Sep 12 15:04:44 CDT 2011


#354: Support for Harwell-Boeing format in io
-------------------------------------------+--------------------------------
 Reporter:  nils                           |       Owner:  wnbell      
     Type:  enhancement                    |      Status:  needs_review
 Priority:  high                           |   Milestone:  0.10.0      
Component:  scipy.io                       |     Version:  devel       
 Keywords:  Harwell-Boeing file sparse io  |  
-------------------------------------------+--------------------------------
Changes (by nils):

  * milestone:  Unscheduled => 0.10.0


Comment:

 Complex matrices are currently not supported by hb_read. A complex test
 matrix is available at
 [http://math.nist.gov/MatrixMarket/data/NEP/mhd/mhd1280a.html]

 {{{
 Traceback (most recent call last):
   File "hb.py", line 3, in <module>
     A = hb_read('mhd1280a.cua')
   File "/home/nwagner/local/lib64/python2.6/site-
 packages/scipy/io/harwell_boeing/hb.py", line 499, in hb_read
     return _get_matrix(fid)
   File "/home/nwagner/local/lib64/python2.6/site-
 packages/scipy/io/harwell_boeing/hb.py", line 493, in _get_matrix
     hb = HBFile(fid)
   File "/home/nwagner/local/lib64/python2.6/site-
 packages/scipy/io/harwell_boeing/hb.py", line 435, in __init__
     self._hb_info = HBInfo.from_file(file)
   File "/home/nwagner/local/lib64/python2.6/site-
 packages/scipy/io/harwell_boeing/hb.py", line 177, in from_file
     "now (detected %s)" % mxtype)
 ValueError: Only real or integer matrices supported for now (detected
 HBMatrixType(complex, unsymmetric, assembled))[]
 }}}

-- 
Ticket URL: <http://projects.scipy.org/scipy/ticket/354#comment:12>
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