text: # -*- coding: utf-8 -*-
  
  from numpy import abs as np_abs
  
  
  def comp_height_active(self):
      """Compute the height of the active area
  
      Parameters
      ----------
      self : SlotM17
          A SlotM17 object
  
      Returns
      -------
      Hwind: float
          Height of the active area [m]
  
      """
  
      return self.parent.Rext
  