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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 to_address(self, port: str):
 """ transforms the ports into addresses. Will fall through if the port looks like an address """

        # check to see if user passed in a string
        # if they did, they want to use that instead
        if isinstance(port, str) and len(port) > 6:
            return port

        zmq_address = '{}://{}:{}'
        return zmq_address.format(self.protocol,
                                  self.address,
                                  port)