class_docstr: Defines the interface for all run observers.
class_docstr_tok: ["Defines","the","interface","for","all","run","observers","."]
code: def heartbeat_event(self, info, captured_out, beat_time, result):
      pass
  
file_path: sacred/sacred/observers/base.py
label_desc: Use image node_id 3 for calling the RunObserver obj's underlying member method code with example usage: obj.heartbeat_event(info, captured_out, beat_time, result) without return types