This notebook was prepared by Donne Martin. Source and license info is on GitHub.
Refer to the Solution Notebook. If you are stuck and need a hint, the solution notebook's algorithm discussion might be a good place to start.
%run ../bst/bst.py
%load ../bst/bst.py
class BstHeight(Bst):
def height(self, node):
# TODO: Implement me
pass
The following unit test is expected to fail until you solve the challenge.
# %load test_height.py
import unittest
class TestHeight(unittest.TestCase):
def test_height(self):
bst = BstHeight(Node(5))
self.assertEqual(bst.height(bst.root), 1)
bst.insert(2)
bst.insert(8)
bst.insert(1)
bst.insert(3)
self.assertEqual(bst.height(bst.root), 3)
print('Success: test_height')
def main():
test = TestHeight()
test.test_height()
if __name__ == '__main__':
main()
Review the Solution Notebook for a discussion on algorithms and code solutions.