docstr: Start the profiler.
docstr_tok: ["Start","the","profiler","."]
code: def start(self):
      """Start the profiler."""
      self._prof.start()
  
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 4 for calling the Profile obj's underlying member method code with example usage: obj.start() without return types