(tree)
| 22 | |
| 23 | |
| 24 | def get_labels(tree): |
| 25 | # must be returned in the same order as tree logits are returned |
| 26 | # post-order traversal |
| 27 | if tree is None: |
| 28 | return [] |
| 29 | return get_labels(tree.left) + get_labels(tree.right) + [tree.label] |
| 30 | |
| 31 | |
| 32 | class TNN: |