def DirectoryCleaner():
    dir = input("Enter absolute path to directory. ")
    extensions = []
    confirm = input("Are you sure you want to execute this task? ")
    if confirm == 'y' and dir:
        print("Sorting {}".format(dir))
        files = os.listdir(dir)
        for file in files:
            ext = os.path.splitext(file)[1]
            if ext not in extensions:
                createExtensionDirectory(dir, ext)
                extensions.append(ext)
            moveFile(dir, file, ext)