Add the information we need from the old hypervisor section

def add_info_from_hv(self):
        """
        Add the information we need from the old hypervisor section
        """
        # Router Image
        if 'image' in self.hypervisor:
            self.node['properties']['image'] = \
                os.path.basename(self.hypervisor['image'])
        # IDLE-PC
        if 'idlepc' in self.hypervisor:
            self.node['properties']['idlepc'] = self.hypervisor['idlepc']
        # Router RAM
        if 'ram' in self.hypervisor:
            self.node['properties']['ram'] = self.hypervisor['ram']
        # 7200 NPE
        if 'npe' in self.hypervisor:
            self.device_info['npe'] = self.hypervisor['npe']
        # Device Chassis
        if 'chassis' in self.hypervisor:
            self.device_info['chassis'] = self.hypervisor['chassis']
            if self.device_info['model'] == 'c3600':
                self.node['properties']['chassis'] = \
                    self.device_info['chassis']