[issue-593] expose model classes at model package level#600

armintaenzertng merged 1 commit intospdx:prototype-spdx-3.0spdx/tools-python:prototype-spdx-3.0from

armintaenzertng:spdx3AdaptModelImportsarmintaenzertng/tools-python:spdx3AdaptModelImportsCopy head branch name to clipboard