network_inventory/backend/computers/models/__init__.py

from .computer import (Computer,
                       ComputerCpuRelation,
                       ComputerDiskRelation,
                       ComputerGpuRelation,
                       ComputerRamRelation,
                       ComputerSoftwareRelation)
from .cpu import CpuArchitecture, CpuManufacturer, Cpu
from .disk import DiskType, Disk
from .gpu import GpuManufacturer, Gpu
from .raid import DisksInRaid, RaidType, Raid
from .ram import RamType, Ram