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Solve the following problem using Python, implementing the functions described below, one line at a time
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<USER_TASK:>
Description:
 def remember_encrypted_identity(self, subject, encrypted):
 """ Base64-encodes the specified serialized byte array and sets that base64-encoded String as the cookie value. The ``subject`` instance is expected to be a ``WebSubject`` instance with a web_registry handle so that an HTTP cookie may be set on an outgoing response. If it is not a ``WebSubject`` or that ``WebSubject`` does not have a web_registry handle, this implementation does nothing. :param subject: the Subject for which the identity is being serialized :param serialized: the serialized bytes to persist :type serialized: bytearray """

        try:
            # base 64 encode it and store as a cookie:
            encoded = base64.b64encode(encrypted).decode('utf-8')
            subject.web_registry.remember_me = encoded
        except AttributeError:
            msg = ("Subject argument is not an HTTP-aware instance.  This "
                   "is required to obtain a web registry in order to"
                   "set the RememberMe cookie. Returning immediately "
                   "and ignoring RememberMe operation.")
            logger.debug(msg)