#!/usr/bin/python

import os, stat

def lower_path(p):
  for f in os.listdir(p):
    full = p + os.sep + f
    full_lower = p + os.sep + f.lower()
    s = os.stat(full)
    if stat.S_ISDIR(s.st_mode):
      lower_path(full)
    os.rename(full, full_lower)
    
lower_path('.')