Github user noel-smith commented on a diff in the pull request:
https://github.com/apache/spark/pull/8685#discussion_r39560663
--- Diff: python/pyspark/mllib/tree.py ---
@@ -90,16 +101,23 @@ def predict(self, x):
else:
return self.call("predict", _convert_to_vector(x))
+ @since("1.1.0")
def numNodes(self):
+ """Get number of nodes in tree, including leaf nodes."""
return self._java_model.numNodes()
+ @since("1.1.0")
def depth(self):
+ """Get depth of tree.
+ E.g.: Depth 0 means 1 leaf node. Depth 1 means 1 internal node
and 2 leaf nodes.
+ """
return self._java_model.depth()
def __repr__(self):
""" summary of model. """
return self._java_model.toString()
+ @since("1.3.0")
--- End diff --
This is from 1.2.0
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