def file_opener(current_title, extension):
    for filename in os.listdir(dest):
        i = 0
        if filename.endswith(file_type):
            pass
            if filename != current_title:
                pass
                if not filename.startswith(extension) and i == 0:
                    O = Opener()
                    path = os.path.join(dest, filename)
                    O.open(path)
                    i += 1
                    break