code: def _augmented_orthonormal_rows(x, k):
      return _augmented_orthonormal_cols(x.T, k).T
  
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 8 for calling a global function with example usage: _augmented_orthonormal_rows(x, k) and returns: _augmented_orthonormal_cols