parameters: (prefix, epoch, symbol, arg_params, aux_params)
docstring: Checkpoint the model data into file.
  
      Parameters
      ----------
      prefix : str
          Prefix of model name.
      epoch : int
          The epoch number of the model.
      symbol : Symbol
          The input Symbol.
      arg_params : dict of str to NDArray
          Model parameter, dict of name to NDArray of net's weights.
      aux_params : dict of str to NDArray
          Model parameter, dict of name to NDArray of net's auxiliary states.
      Notes
      -----
      - ``prefix-symbol.json`` will be saved for symbol.
      - ``prefix-epoch.params`` will be saved for parameters.
docstring_summary: Checkpoint the model data into file.
docstring_tokens: Checkpoint the model data into file .
function: def save_checkpoint(prefix, epoch, symbol, arg_params, aux_params):
      """Checkpoint the model data into file.
  
      Parameters
      ----------
      prefix : str
          Prefix of model name.
      epoch : int
          The epoch number of the model.
      symbol : Symbol
          The input Symbol.
      arg_params : dict of str to NDArray
          Model parameter, dict of name to NDArray of net's weights.
      aux_params : dict of str to NDArray
          Model parameter, dict of name to NDArray of net's auxiliary states.
      Notes
      -----
      - ``prefix-symbol.json`` will be saved for symbol.
      - ``prefix-epoch.params`` will be saved for parameters.
      """
      if symbol is not None:
          symbol.save('%s-symbol.json' % prefix)
  
      save_dict = {('arg:%s' % k) : v.as_in_context(cpu()) for k, v in arg_params.items()}
      save_dict.update({('aux:%s' % k) : v.as_in_context(cpu()) for k, v in aux_params.items()})
      param_name = '%s-%04d.params' % (prefix, epoch)
      nd.save(param_name, save_dict)
      logging.info('Saved checkpoint to \"%s\"', param_name)
function_tokens: def save_checkpoint ( prefix , epoch , symbol , arg_params , aux_params ) : if symbol is not None : symbol . save ( '%s-symbol.json' % prefix ) save_dict = { ( 'arg:%s' % k ) : v . as_in_context ( cpu ( ) ) for k , v in arg_params . items ( ) } save_dict . update ( { ( 'aux:%s' % k ) : v . as_in_context ( cpu ( ) ) for k , v in aux_params . items ( ) } ) param_name = '%s-%04d.params' % ( prefix , epoch ) nd . save ( param_name , save_dict ) logging . info ( 'Saved checkpoint to \"%s\"' , param_name )