heapq_heappop.py

#!/usr/bin/env python


import heapq
from heapq_showtree import show_tree
from heapq_heapdata import data

print 'random   :', data
heapq.heapify(data)
print 'heapified:'
show_tree(data)
print

for i in xrange(2):
    smallest = heapq.heappop(data)
    print 'pop  %3d:' % smallest
    show_tree(data)