dummy.py

import sys
logfile = sys.argv[1]

from collections import defaultdict

inserts = defaultdict(int)
for line in open(logfile):
    inserts[line.strip()] += 1

items = [(v,k) for (k,v) in inserts.items()]
total = sum(x[0] for x in items)
items.sort()
items.reverse()
for times, query in items[:20]:
    print str(times), query[:100]
print "TOTAL", total