docstr: Add an arbitrary labelled value to the profile log.
docstr_tok: ["Add","an","arbitrary","labelled","value","to","the","profile","log","."]
code: def addinfo(self, key, value):
      """Add an arbitrary labelled value to the profile log."""
      self._prof.addinfo(key, value)
  
file_path: catboost/contrib/tools/python/src/Lib/hotshot/__init__.py
imports: import _hotshot
  from _hotshot import ProfilerError
  from warnings import warnpy3k
label_desc: Use image node_id 6 for calling the Profile obj's underlying member method code with example usage: obj.addinfo(key, value) without return types