Quick command line Python script to check which files/folders are missing from a copied directory

missing_copyfiles.py

import os

original_path = raw_input("Full path of original folder: ")
duplicate_path = raw_input("Full path of folder that files were copied to: ")

for _, __, file in os.walk(original_path):
    original = file

for _, __, file in os.walk(duplicate_path):
    duplicate = file

print "The following files/folders are missing from {}:".format(duplicate_path)

for file in original:
    if file not in duplicate:
        print file