class_docstr: ARPACK error
class_docstr_tok: ["ARPACK","error"]
code: def __init__(self, info, infodict=_NAUPD_ERRORS):
      msg = infodict.get(info, "Unknown error")
      RuntimeError.__init__(self, "ARPACK error %d: %s" % (info, msg))
  
imports: from scipy.sparse.linalg.eigen.arpack import _arpack
  import numpy
  from scipy.sparse.linalg.interface import aslinearoperator, LinearOperator
  from scipy.sparse import identity, isspmatrix, isspmatrix_csr
  from scipy.linalg import lu_factor, lu_solve
  from scipy.sparse.sputils import isdense
  from scipy.sparse.linalg import gmres, splu
  import scipy
  import functools
  import operator
  from distutils.version import LooseVersion
label_desc: Use image node_id 1 to create a new ArpackError object from inherited base classes: RuntimeError with example: obj = ArpackError(info, infodict)