skbio.tree.TreeNode.count

TreeNode.count(tips=False)[source]

Get the count of nodes in the tree

State: Experimental as of 0.4.0.

Parameters

tips (bool) – If True, only return the count of the number of tips

Returns

The number of nodes or tips

Return type

int

Examples

>>> from skbio import TreeNode
>>> tree = TreeNode.read(["((a,(b,c)d)e,(f,g)h)i;"])
>>> print(tree.count())
9
>>> print(tree.count(tips=True))
5