new_contents: #!/usr/bin/env python
  
  import json, sys, time
  
  count = int(sys.argv[1])
  
  for n in sys.argv[2:]:
      print '%s:' % n
      start = time.time()
      fp = open(n)
      for i in xrange(count):
          fp.seek(0)
          val = json.load(fp)
      end = time.time()
      print ' ', end - start
  
subject: Add a Python json benchmark.