code: def collector(self) -> Iterable[pd.Timestamp]:
      # TODO: US future calendar
      raise ValueError("Us calendar is not supported")
  
imports: import abc
  import importlib
  from pathlib import Path
  from typing import Union, Iterable, List
  import fire
  import numpy
  import pandas
  import baostock
  from loguru import logger
label_desc: Use image node_id 1 for calling the CollectorFutureCalendarUS obj's underlying member method code with example usage: obj.collector() without return types