def traced(
    fn: callable = None,
    *,
    prune_empty: bool = True,
    span_type: str = "function",
    name: Optional[str] = None,
    trace_contexts: Optional[List[str]] = None,
    trace_dirs: Optional[List[str]] = None,
    filter: Optional[Callable[[callable], bool]] = None,
):

source code