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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 iterate_multiple_addresses(self, ports: (str, list, tuple)):
 """ transforms an iterable, or the expectation of an iterable into zmq addresses """

        if isinstance(ports, (str, int)):
            # TODO: verify this works.
            ports = tuple(ports,)

        result = []
        for port in ports:
            result.append(self.to_address(port))

        return result