Iterates over nontips descended from self
include_self, if True (default is False), will return the current node as part of non_tips if it is a non_tip. Node order is consistent between calls and is ordered by a postorder traversal of the tree.
Parameters: | include_self : bool
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Returns: | GeneratorType
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See also
traverse, postorder, preorder, pre_and_postorder, levelorder, tips
Examples
>>> from six import StringIO
>>> from skbio import TreeNode
>>> tree = TreeNode.read(StringIO("((a,b)c,(d,e)f);"))
>>> for node in tree.non_tips():
... print(node.name)
c
f