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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