code: def _timezone(self):
      return "Asia/Shanghai"
  
imports: import abc
  import sys
  import datetime
  import json
  from abc import ABC
  from pathlib import Path
  import fire
  import requests
  import pandas
  from loguru import logger
  from dateutil.tz import tzlocal
  from qlib.constant import REG_CN
  from data_collector.base import BaseCollector, BaseNormalize, BaseRun
  from data_collector.utils import get_calendar_list, get_en_fund_symbols
label_desc: Use image node_id 3 for calling the FundollectorCN obj's underlying member method code with example usage: obj._timezone() and returns: str