code: def _define_help_flags():
      global _define_help_flags_called
      if not _define_help_flags_called:
          flags.DEFINE_flag(_HelpFlag())
          flags.DEFINE_flag(_HelpfullFlag())
          flags.DEFINE_flag(_HelpshortFlag())
          _define_help_flags_called = True
  
file_path: tensorboard/tensorboard/compat/tensorflow_stub/app.py
imports: import errno
  import sys
  from .None import flags
label_desc: Use image node_id 2 for calling a global function with example usage: _define_help_flags() without return types