skbio.tree.TreeNode.get_max_distance¶

TreeNode.get_max_distance()[source]¶

Returns the max tip tip distance between any pair of tips

Returns:	float The distance between the two most distant tips in the tree tuple of TreeNode The two most distant tips in the tree
Raises:	NoLengthError A NoLengthError will be thrown if a node without length is encountered

See also

distance, tip_tip_distances, compare_tip_distances

Examples

>>> from six import StringIO
>>> from skbio import TreeNode
>>> tree = TreeNode.read(StringIO("((a:1,b:2)c:3,(d:4,e:5)f:6)root;"))
>>> dist, tips = tree.get_max_distance()
>>> dist
16.0
>>> [n.name for n in tips]
['b', 'e']