(self, tree)
return None
:param tree: a :class:`reconfigure.nodes.Node` tree
        :returns: string config content
:param tree: a :class:`reconfigure.nodes.Node` tree
        :returns: string config content
: param tree : a : class : reconfigure . nodes . Node tree : returns : string config content
def stringify(self, tree):
        """
        :param tree: a :class:`reconfigure.nodes.Node` tree
        :returns: string config content
        """
        return None
def stringify ( self , tree ) : return None