(self, node)
Get all the leavse that belong to the subtree of a given node.

        Parameters
        ----------
        node

        Returns
        -------
Get all the leavse that belong to the subtree of a given node.
Get all the leavse that belong to the subtree of a given node .
def leaves(self, node):
        """Get all the leavse that belong to the subtree of a given node.

        Parameters
        ----------
        node

        Returns
        -------

        """
def leaves ( self , node ) :