class_docstr: Logs information to a file.
  
  Parameters
  ----------
  filename : str
      The file name of the log file. If omitted, a file name will be
      created automatically.
  path : str
      The path to save the log files to. None to save to same script directory.
  log_format : str
      The log entry format as per Python logging. None for default. For
      more details, refer to https://docs.python.org/3/library/logging.html
  timestamp_format : str
      The format of the timestamp of the log entry. Node for default.
class_docstr_tok: ["Logs","information","to","a","file",".","Parameters","--","--","--","--","--","filename",":","str","The","file","name","of","the","log","file",".","If","omitted",",","a","file","name","will","be","created","automatically",".","path",":","str","The","path","to","save","the","log","files","to",".","None","to","save","to","same","script","directory",".","log_format",":","str","The","log","entry","format","as","per","Python","logging",".","None","for","default",".","For","more","details",",","refer","to","https",":","\/\/docs.python.org\/3\/library\/logging.html","timestamp_format",":","str","The","format","of","the","timestamp","of","the","log","entry",".","Node","for","default","."]
docstr: The filename information is being logged to. (str, read-only)
          
docstr_tok: ["The","filename","information","is","being","logged","to",".","(","str",",","read-only",")"]
code: def log_file(self) -> str:
      """The filename information is being logged to. (str, read-only)"""
      return self._logger.handlers[0].baseFilename
  
imports: import os
  import sys
  import logging
  import importlib
  from abc import abstractmethod
  from datetime import datetime
  from typing import Union, Tuple
  from collections import OrderedDict
  import numpy
  import pandas
  from IPython.display import display, clear_output
  from pandas.plotting import register_matplotlib_converters
  from tensortrade.oms.orders import TradeSide
  from tensortrade.env.generic import Renderer, TradingEnv
label_desc: Use image node_id 2 for calling the FileLogger obj's underlying member method code with example usage: obj.log_file() and returns: self