def METHOD_NAME(file_path: str) -> List[Builder]:
    """
    Loads Maggma Builders from a Python source file
    """
    file_path = str(Path(file_path).resolve())
    spec = spec_from_source(file_path)
    module_object = importlib.util.module_from_spec(spec)
    spec.loader.exec_module(module_object)  # type: ignore
    sys.modules[spec.name] = module_object
    if hasattr(module_object, "__builders__"):
        return module_object.__builders__
    if hasattr(module_object, "__builder__"):
        return module_object.__builder__
    raise Exception(f"No __builders__ or __builder__ attribute found in {file_path}")