code: def get_kwargs_defaults(argspec):
      
      arg_names = tuple(argspec.args)
      defaults = argspec.defaults or ()
      num_args = len(argspec.args) - len(defaults)
      kwargs_defaults = {}
      for i, default_value in enumerate(defaults):
          kwargs_defaults[arg_names[num_args + i]] = default_value
      if getattr(argspec, "kwonlydefaults", None):
          kwargs_defaults.update(argspec.kwonlydefaults)
      return kwargs_defaults
docs: Computes a kwargs_defaults dictionary for use by get_args_tuple given an argspec.