Deletes a sequence of pipes from the ``Dagger`` in the specified order. 
        Takes optional arguments for ``Dagger.del_pipe``.
        
        Arguments:
        
          - pipes(sequence of valid ``del_pipe`` arguments) Sequence of pipes or 
            other valid ``Dagger.del_pipe`` arguments to be removed from the 
            ``Dagger`` in the left to right order.

def del_pipes(self, pipes, *args, **kwargs):
        """
        Deletes a sequence of pipes from the ``Dagger`` in the specified order. 
        Takes optional arguments for ``Dagger.del_pipe``.
        
        Arguments:
        
          - pipes(sequence of valid ``del_pipe`` arguments) Sequence of pipes or 
            other valid ``Dagger.del_pipe`` arguments to be removed from the 
            ``Dagger`` in the left to right order.
        
        """
        for pipe in pipes:
            self.del_pipe(pipe * args, **kwargs)