code: def load_parameters(self, path):
          
          nn.load_parameters(path)
          for v in self.get_modules():
              if not isinstance(v, tuple):
                  continue
              prefix, module = v
              for k, v in module.__dict__.items():
                  if not isinstance(v, nn.Variable):
                      continue
                  pname = k
                  name = "{}/{}".format(prefix, pname)
                  # Substitute
                  param0 = v
                  param1 = nn.parameter.pop_parameter(name)
                  if param0 is None:
                      raise ValueError(
                          "Model does not have {} parameter.".format(name))
                  param0.d = param1.d.copy()
                  nn.logger.info("`{}` loaded.)".format(name))
docs: Load parameters from a file with the specified format.
  
          Args:
              path : path or file object