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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 encrypt_email(email):
 """ The default encryption function for storing emails in the database. This uses AES and the encryption key defined in the applications configuration. :param email: The email address. """

    aes = SimpleAES(flask.current_app.config["AES_KEY"])
    return aes.encrypt(email)