code: def print_help(file: Optional[TextIO] = None) -> None:
      """Prints all the command line options to stderr (or another file).
  
      See `OptionParser.print_help`.
      """
      return options.print_help(file)
  
imports: import datetime
  import numbers
  import re
  import sys
  import os
  import textwrap
  from tornado.escape import _unicode, native_str
  from tornado.log import define_logging_options
  from tornado.util import basestring_type, exec_in
  from typing import Any, Iterator, Iterable, Tuple, Set, Dict, Callable, List, TextIO, Optional
label_desc: Use image node_id 4 for calling a global function with example usage: print_help(file) and returns: options