code: def _options2df(self, opt, tz=None):
      data = _pd.DataFrame(opt).reindex(
          columns=[
              "contractSymbol",
              "lastTradeDate",
              "strike",
              "lastPrice",
              "bid",
              "ask",
              "change",
              "percentChange",
              "volume",
              "openInterest",
              "impliedVolatility",
              "inTheMoney",
              "contractSize",
              "currency",
          ]
      )
  
      data["lastTradeDate"] = _pd.to_datetime(
          data["lastTradeDate"], unit="s", utc=True
      )
      if tz is not None:
          data["lastTradeDate"] = data["lastTradeDate"].dt.tz_convert(
              tz
          )
      return data
  
imports: from __future__ import print_function
  import datetime
  from collections import namedtuple
  import pandas
  from .base import TickerBase
label_desc: Use image node_id 4 for calling the Ticker obj's underlying member method code with example usage: obj._options2df(opt, tz) and returns: data