code: def draw(self, X, y, **kwargs):
          
          if self.fast:
              return self.draw_classes(X, y, **kwargs)
          return self.draw_instances(X, y, **kwargs)
docs: Called from the fit method, this method creates the parallel
          coordinates canvas and draws each instance and vertical lines on it.
  
          Parameters
          ----------
          X : ndarray of shape n x m
              A matrix of n instances with m features
  
          y : ndarray of length n
              An array or series of target or class values
  
          kwargs : dict
              Pass generic arguments to the drawing method