Generate a list of nodes for the new topology

        :param dict topology: processed topology from
                              :py:meth:`process_topology`
        :return: a list of dicts on nodes
        :rtype: list

def generate_nodes(self, topology):
        """
        Generate a list of nodes for the new topology

        :param dict topology: processed topology from
                              :py:meth:`process_topology`
        :return: a list of dicts on nodes
        :rtype: list
        """
        nodes = []

        devices = topology['devices']
        hypervisors = topology['conf']

        for device in sorted(devices):
            hv_id = devices[device]['hv_id']
            try:
                tmp_node = Node(hypervisors[hv_id], self.port_id)
            except IndexError:
                tmp_node = Node({}, self.port_id)
            # Start building the structure
            tmp_node.node['properties']['name'] = device
            tmp_node.node['id'] = devices[device]['node_id']
            tmp_node.node['x'] = devices[device]['x']
            tmp_node.node['y'] = devices[device]['y']
            tmp_node.device_info['from'] = devices[device]['from']
            tmp_node.device_info['type'] = devices[device]['type']
            tmp_node.device_info['desc'] = devices[device]['desc']

            if 'ext_conf' in devices[device]:
                tmp_node.device_info['ext_conf'] = devices[device]['ext_conf']

            # Node Label
            tmp_node.node['label']['text'] = device
            if 'hx' in devices[device] and 'hy' in devices[device]:
                tmp_node.node['label']['x'] = devices[device]['hx']
                tmp_node.node['label']['y'] = devices[device]['hy']

            if 'model' in devices[device]:
                tmp_node.device_info['model'] = devices[device]['model']
            else:
                tmp_node.device_info['model'] = ''

            tmp_node.set_description()
            tmp_node.set_type()

            # Now lets process the rest
            for item in sorted(devices[device]):
                tmp_node.add_device_items(item, devices[device])

            if tmp_node.device_info['type'] == 'Router':
                tmp_node.add_info_from_hv()
                tmp_node.node['router_id'] = devices[device]['node_id']
                tmp_node.calc_mb_ports()

                for item in sorted(tmp_node.node['properties']):
                    if item.startswith('slot'):
                        tmp_node.add_slot_ports(item)
                    elif item.startswith('wic'):
                        tmp_node.add_wic_ports(item)

                # Add default ports to 7200 and 3660
                if tmp_node.device_info['model'] == 'c7200':
                    # tmp_node.add_slot_ports('slot0')
                    # C7200 doesnt have any ports by default
                    pass
                elif tmp_node.device_info['model'] == 'c3600' \
                        and tmp_node.device_info['chassis'] == '3660':
                    tmp_node.node['properties']['slot0'] = 'Leopard-2FE'

                # Calculate the router links
                tmp_node.calc_device_links()

            elif tmp_node.device_info['type'] == 'Cloud':
                try:
                    tmp_node.calc_cloud_connection()
                except RuntimeError as err:
                    print(err)

            elif tmp_node.device_info['type'] == 'FrameRelaySwitch':
                tmp_node.process_mappings()

            elif tmp_node.device_info['type'] == 'VirtualBoxVM':
                tmp_node.add_to_virtualbox()
                tmp_node.add_vm_ethernet_ports()
                tmp_node.calc_device_links()

            elif tmp_node.device_info['type'] == 'QemuVM':
                tmp_node.add_to_qemu()
                tmp_node.set_qemu_symbol()
                tmp_node.add_vm_ethernet_ports()
                tmp_node.calc_device_links()

            # Get the data we need back from the node instance
            self.links.extend(tmp_node.links)
            self.configs.extend(tmp_node.config)
            self.port_id += tmp_node.get_nb_added_ports(self.port_id)

            nodes.append(tmp_node.node)

        return nodes