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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_device_items(self, item, device):
 """ Add the various items from the device to the node :param str item: item key :param dict device: dictionary containing items """

        if item in ('aux', 'console'):
            self.node['properties'][item] = device[item]
        elif item.startswith('slot'):
            # if self.device_info['model'] == 'c7200':
            #     if item != 'slot0':
            #         self.node['properties'][item] = device[item]
            # else:
            self.node['properties'][item] = device[item]
        elif item == 'connections':
            self.connections = device[item]
        elif INTERFACE_RE.search(item) or VBQ_INT_RE.search(item):
            self.interfaces.append({'from': item,
                                    'to': device[item]})
        elif NUMBER_RE.search(item):
            if self.device_info['type'] == 'EthernetSwitch':
                self.calc_ethsw_port(item, device[item])
            elif self.device_info['type'] == 'FrameRelaySwitch':
                self.calc_frsw_port(item, device[item])
        elif MAPINT_RE.search(item):
            self.add_mapping((item, device[item]))
        elif item == 'cnfg':
            new_config = os.path.join('configs', 'i%s_startup-config.cfg' %
                                      self.node['id'])
            self.node['properties']['startup_config'] = new_config

            self.config.append({'old': fix_path(device[item]),
                                'new': new_config})
        elif item.startswith('wic'):
            self.add_wic(item, device[item])
        elif item == 'symbol':
            self.set_symbol(device[item])
        elif item == 'nics':
            self.node['properties']['adapters'] = device[item]
        elif item == 'image':
            self.node['properties']['vmname'] = device[item]
        elif item == 'vbox_id' or item == 'qemu_id':
            self.node[item] = device[item]