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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def notify(title, message, retcode=None):
 """Sends message over Telegram using telegram-send, title is ignored."""

    if not path.exists(config_file):
        if not path.exists(config_dir):
            makedirs(config_dir)
        print("Follow the instructions to configure the Telegram backend.\n")
        configure(config_file)
    send(messages=[message], conf=config_file)