class_docstr: Computes the average occurrence of some event per second
code: def elapsed_time(self):
      return time.time() - self.start
  
file_path: pytext/pytext/utils/meter.py
imports: import time
label_desc: Use image node_id 4 for calling the TimeMeter obj's underlying member method code with example usage: obj.elapsed_time() and returns: unknown