code: def _laplace_normed_sym(m, d, nd):
      laplace_sym = _laplace_sym(m, d)
      return lambda v: nd[:, np.newaxis] * laplace_sym(
          v * nd[:, np.newaxis]
      )
  
file_path: scikit-learn/sklearn/externals/_scipy/sparse/csgraph/_laplacian.py
imports: import numpy
  from scipy.sparse import issparse
  from scipy.sparse.linalg import LinearOperator
label_desc: Use image node_id 6 for calling a global function with example usage: _laplace_normed_sym(m, d, nd) and returns: function