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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 set_bandwidth(self, bandwidth):
 """ Sets bandwidth constraint. :param bandwidth: bandwidth integer value (in Kb/s) """


        yield from self._hypervisor.send("nio set_bandwidth {name} {bandwidth}".format(name=self._name, bandwidth=bandwidth))
        self._bandwidth = bandwidth