lps.py

lps.py

#!/usr/bin/env python

import time
import sys

def epoch():
    return int(time.time())

c = epoch()
l = 0
for line in sys.stdin:
    l=l+1
    if (epoch() > c):
        c=epoch()
        print str(c) + "," + str(l)
        sys.stdout.flush()
        l=0

lps.py

A little program that will count lines per second from stdin.