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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 is_device_virtual(self):
 """Returns if the device is physical or virtual. """

        for ip in self.obj_dict:
            drvr_obj = self.obj_dict.get(ip).get('drvr_obj')
            ret = drvr_obj.is_device_virtual()
            # No way to pin a device as of now, so return the first
            # TODO(padkrish)
            return ret