heapq_heapreplace.py

#!/usr/bin/env python


import heapq
from heapq_showtree import show_tree
from heapq_heapdata import data

heapq.heapify(data)
print 'start:'
show_tree(data)

for n in [0, 13]:
    smallest = heapq.heapreplace(data, n)
    print 'replace %2d with %2d:' % (smallest, n)
    show_tree(data)