def mmdet2torchserve(
    config_file: str,
    checkpoint_file: str,
    output_folder: str,
    model_name: str,
    model_version: str = '1.0',
    force: bool = False,
):
    """Converts MMDetection model (config + checkpoint) to TorchServe `.mar`.

    Args:
        config_file:
            In MMDetection config format.
            The contents vary for each task repository.
        checkpoint_file:
            In MMDetection checkpoint format.
            The contents vary for each task repository.
        output_folder:
            Folder where `{model_name}.mar` will be created.
            The file created will be in TorchServe archive format.
        model_name:
            If not None, used for naming the `{model_name}.mar` file
            that will be created under `output_folder`.
            If None, `{Path(checkpoint_file).stem}` will be used.
        model_version:
            Model's version.
        force:
            If True, if there is an existing `{model_name}.mar`
            file under `output_folder` it will be overwritten.
    """
    mkdir_or_exist(output_folder)

    config = Config.fromfile(config_file)

    with TemporaryDirectory() as tmpdir:
        config.dump(f'{tmpdir}/config.py')

        args = Namespace(
            **{
                'model_file': f'{tmpdir}/config.py',
                'config_file': f'{tmpdir}/config.py',
                'serialized_file': checkpoint_file,
                'handler': f'{Path(__file__).parent}/mmdet_handler.py',
                'model_name': model_name or Path(checkpoint_file).stem,
                'version': model_version,
                'export_path': output_folder,
                'force': force,
                'requirements_file': None,
                'extra_files': None,
                'runtime': 'python',
                'archive_format': 'default'
            })
        manifest = ModelExportUtils.generate_manifest_json(args)
        package_model(args, manifest)
Converts MMDetection model (config + checkpoint) to TorchServe `.mar`.

    Args:
        config_file:
            In MMDetection config format.
            The contents vary for each task repository.
        checkpoint_file:
            In MMDetection checkpoint format.
            The contents vary for each task repository.
        output_folder:
            Folder where `{model_name}.mar` will be created.
            The file created will be in TorchServe archive format.
        model_name:
            If not None, used for naming the `{model_name}.mar` file
            that will be created under `output_folder`.
            If None, `{Path(checkpoint_file).stem}` will be used.
        model_version:
            Model's version.
        force:
            If True, if there is an existing `{model_name}.mar`
            file under `output_folder` it will be overwritten.
    
detection/tools/deployment/mmdet2torchserve.py