python directory hasher - super quick and dirty

md5hasher.py

#!/usr/bin/env python
import os, hashlib

current_dir = os.getcwd()
hashes = []
for root,dirs,files in os.walk(current_dir):
    for f in files:
        current_file = os.path.join(root,f)
        H = hashlib.md5()
        try:
            with open(current_file) as FIN:
                H.update(FIN.read())
            md5 = H.hexdigest()
            hashes.append(md5)
            print "{0}:\t{1}".format(current_file, md5)
        except:
            print "{0}: DOES NOT EXIST"

H = hashlib.md5()
H.update("".join(hashes))
print "HASH OF HASHES LOL:\t{0}".format(H.hexdigest())