| 3 | ''' |
| 4 | from __future__ import print_function |
| 5 | class Node: |
| 6 | |
| 7 | def __init__(self, label, parent): |
| 8 | self.label = label |
| 9 | self.left = None |
| 10 | self.right = None |
| 11 | #Added in order to delete a node easier |
| 12 | self.parent = parent |
| 13 | |
| 14 | def getLabel(self): |
| 15 | return self.label |
| 16 | |
| 17 | def setLabel(self, label): |
| 18 | self.label = label |
| 19 | |
| 20 | def getLeft(self): |
| 21 | return self.left |
| 22 | |
| 23 | def setLeft(self, left): |
| 24 | self.left = left |
| 25 | |
| 26 | def getRight(self): |
| 27 | return self.right |
| 28 | |
| 29 | def setRight(self, right): |
| 30 | self.right = right |
| 31 | |
| 32 | def getParent(self): |
| 33 | return self.parent |
| 34 | |
| 35 | def setParent(self, parent): |
| 36 | self.parent = parent |
| 37 | |
| 38 | class BinarySearchTree: |
| 39 | |