Source Code for Module linear_operators.wrappers.fht_lo

 1  """Wrap fast hadamard transform (fht) into LinearOperator instances""" 
 2  import numpy as np 
 3  import fht as fht_mod 
 4  from ..ndoperators import ndoperator 
 5   
 6 -def fht(shapein, **kargs): 
 7      """ 
 8      Fast Hadamard transform LinearOperator 
 9      """ 
10      def matvec(arr): 
11          return fht_mod.fht(arr, **kargs) 
12      return lo.ndoperator(shapein, shapein, matvec=matvec, rmatvec=matvec,  
13                           dtype=np.float64) 
14