@property<EOL><INDENT>def root(self):<DEDENT>
if self.parent:<EOL><INDENT>return self._path[<NUM_LIT:0>]<EOL><DEDENT>else:<EOL><INDENT>return self<EOL><DEDENT>
Tree Root Node.

>>> from anytree import Node
>>> udo = Node("Udo")
>>> marc = Node("Marc", parent=udo)
>>> lian = Node("Lian", parent=marc)
>>> udo.root
Node('/Udo')
>>> marc.root
Node('/Udo')
>>> lian.root
Node('/Udo')