code: def __init__(self, interval: str = "quarterly", *args, **kwargs):
      super().__init__(*args, **kwargs)
      self.interval = interval
  
imports: import re
  import sys
  from datetime import datetime
  from pathlib import Path
  from typing import List, Iterable, Optional, Union
  import fire
  import pandas
  import baostock
  from loguru import logger
  from data_collector.base import BaseCollector, BaseRun, BaseNormalize
  from data_collector.utils import get_hs_stock_symbols, get_calendar_list
label_desc: Use image node_id 1 to create a new PitNormalize object from inherited base classes: BaseNormalize with example: obj = PitNormalize(interval)