(self)
Get the total number of nodes that the tree contains.

        This does not mean the number of samples inside the entire tree, just
        the number of nodes.

        Returns
        -------
        int
Get the total number of nodes that the tree contains.
Get the total number of nodes that the tree contains .
def num_nodes(self):
        """Get the total number of nodes that the tree contains.

        This does not mean the number of samples inside the entire tree, just
        the number of nodes.

        Returns
        -------
        int

        """
def num_nodes ( self ) :