from binary_heap import Node from binary_heap import Heap n1 = Node(1) n2 = Node(2) n3 = Node(3) n4 = Node(4) n5 = Node(5) n6 = Node(6) heap = Heap() heap.insert(n1) heap.insert(n2) heap.insert(n3) heap.insert(n4) heap.insert(n5) heap.insert(n6) val = heap.delete() print(str(val.key)) val = heap.delete() print(str(val.key)) val = heap.delete() print(str(val.key))