[SciPy-dev] iterative.py AttributeError: 'module' object has no attribute 'ArrayType'

[Nils Wagner]

     x0,info = linalg.cgs(A,r)
   File 
"/usr/local/lib/python2.4/site-packages/scipy/linalg/iterative.py", 
line 507, in cgs
     matvec = get_matvec(A)
   File 
"/usr/local/lib/python2.4/site-packages/scipy/linalg/iterative.py", 
line 38, in __init__
     if isinstance(obj, sb.ArrayType):
AttributeError: 'module' object has no attribute 
'ArrayType'
>>> A
<4x4 sparse matrix of type '<type 'float64scalar'>'
         with 4 stored elements (space for 100)
         in Compressed Sparse Column format>
>>> r
array([  7.80423197e-01,   7.08887770e-04, 
  2.48475465e-01,
          8.27064601e-02])