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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 add_nio(self, nio):
 """ Adds a NIO as new port on this bridge. :param nio: NIO instance to add """


        yield from self._hypervisor.send('nio_bridge add_nio "{name}" {nio}'.format(name=self._name, nio=nio))
        self._nios.append(nio)