@property<EOL><INDENT>def height(self):<DEDENT>
if self.__children_:<EOL><INDENT>return max([child.height for child in self.__children_]) + <NUM_LIT:1><EOL><DEDENT>else:<EOL><INDENT>return <NUM_LIT:0><EOL><DEDENT>
Number of edges on the longest path to a leaf `Node`.

>>> from anytree import Node
>>> udo = Node("Udo")
>>> marc = Node("Marc", parent=udo)
>>> lian = Node("Lian", parent=marc)
>>> udo.height
2
>>> marc.height
1
>>> lian.height
0