(self, tree)
:param tree: :class:`reconfigure.nodes.Node` tree
        :returns: Data tree
:param tree: :class:`reconfigure.nodes.Node` tree
        :returns: Data tree
: param tree : : class : reconfigure . nodes . Node tree : returns : Data tree
def build(self, tree):
        """
        :param tree: :class:`reconfigure.nodes.Node` tree
        :returns: Data tree
        """
def build ( self , tree ) :