import os


def get_index_path_from_model(sid):
    return next(
        (
            f
            for f in [
                os.path.join(root, name)
                for root, _, files in os.walk(os.getenv("index_root"), topdown=False)
                for name in files
                if name.endswith(".index") and "trained" not in name
            ]
            if sid.split(".")[0] in f
        ),
        "",
    )