code: def history_metadata(self) -> dict:
      return self.get_history_metadata()
  
imports: from __future__ import print_function
  import datetime
  from collections import namedtuple
  import pandas
  from .base import TickerBase
label_desc: Use image node_id 49 for calling the Ticker obj's underlying member method code with example usage: obj.history_metadata() and returns: self