class_docstr: Format tokens with groff escapes to change their color and font style.
  
  .. versionadded:: 2.11
  
  Additional options accepted:
  
  `style`
      The style to use, can be a string or a Style subclass (default:
      ``'default'``).
  
  `monospaced`
      If set to true, monospace font will be used (default: ``true``).
  
  `linenos`
      If set to true, print the line numbers (default: ``false``).
  
  `wrap`
      Wrap lines to the specified number of characters. Disabled if set to 0
      (default: ``0``).
code: def _write_lineno(self, outfile):
      self._lineno += 1
      outfile.write(
          "%s% 4d " % (self._lineno != 1 and "\n" or "", self._lineno)
      )
  
file_path: catboost/contrib/python/Pygments/py3/pygments/formatters/groff.py
imports: import math
  from pygments.formatter import Formatter
  from pygments.util import get_bool_opt, get_int_opt
label_desc: Use image node_id 4 for calling the GroffFormatter obj's underlying member method code with example usage: obj._write_lineno(outfile) without return types