#!/usr/bin/env python
#
# Small example tree output of CSV file generated by
#  wget2 --stats-site=csv:out.csv --recursive example.com

import sys
import csv

def out(reader, parentid = '0', level = 0):
  list = [row for row in reader if row['ParentID'] == parentid]
  for row in list:
    print((level * 4)*' ' +  "%s %s" % (row['Status'], row['URL']))
    out(reader, row['ID'], level + 1)

if __name__=="__main__":
  reader = [row for row in csv.DictReader(sys.stdin)]
  out(reader)
