#!/usr/bin/env python

import bz2

def main(): 
   lines = 0
   f = bz2.BZ2File('enwiki-20060208-pages-articles.xml.bz2', 'r', 2048)
   for line in f: 
      lines += 1
      if not (lines % 500000): 
         print lines
   f.close()
   print lines

if __name__=="__main__": 
   main()