Small one-off script I wrote to delete duplicate voice memos

dedupe.py

import os
import hashlib
import re

files = {}
desiredname = re.compile("\d{8} \d{6}")

for filename in os.listdir("."):
	h = hashlib.md5()
	h.update(open(filename, 'r').read())
	if h.hexdigest() in files:
		files[h.hexdigest()] += [filename]
	else:
		files[h.hexdigest()] = [filename]
	print "%(hash)s  %(filename)s" % {'hash': h.hexdigest(), 'filename': filename}
	
print
	
for fhash in files:
	if len(files[fhash]) > 1:
		print "%s:" % fhash
		newname = ""
		for f in files[fhash]:
			#print "\t%s" % f
			if re.match(desiredname, f):
				newname = f
		if newname == "":
			print "\tno acceptable name was found"
			for f in files[fhash]:
				print "\t%s" % f
				#if re.match(desiredname, f):
				#	matches += 1
		else:
			for f in files[fhash]:
				if newname != f:
					os.remove(f)