class_docstr: Function profiler object.
  
  This is usually not directly used by users. It's created via
  :func:`profile`, and attached to a decorated
  function object as an attribute ``profiler``. See ``profile`` function for
  details.
docstr: Manually reset the profiling statistics collected so far.
          
code: def reset_stats(self):
      """Manually reset the profiling statistics collected so far."""
      self.stats = None
      self.ncalls = 0
  
file_path: nnabla/python/src/nnabla/utils/function_profile.py
imports: import atexit
  import cProfile
  import pstats
label_desc: Use image node_id 3 for calling the FunctionProfile obj's underlying member method code with example usage: obj.reset_stats() without return types