Method is_left

data_structures/binary_tree/red_black_tree.py:440–444

Returns true iff this node is the left child of its parent.

(self)

            return self.parent.left

    def is_left(self) -> bool:
        """Returns true iff this node is the left child of its parent."""
        if self.parent is None:
            return False
        return self.parent.left is self

    def is_right(self) -> bool:
        """Returns true iff this node is the right child of its parent."""