def dump ( self , model_dir ) :
    "str"
    gfile . MakeDirs ( model_dir )
    options_dict = {
        "str" : self . model_class ,
        "str" : self . model_params ,
    }
    with gfile . GFile ( TrainOptions . path ( model_dir ) "str" ) as file :
        file . write ( json . dumps ( options_dict ) . encode ( "str" ) )

def dump ( self , model_dir ) :
    "str"
    gfile . MakeDirs ( model_dir )
    options_dict = {
        "str" : self . model_class ,
        "str" : self . model_params ,
    }
    with gfile . GFile ( TrainOptions . path ( model_dir ) , "str" ) as file :
        file . write ( json . dumps ( options_dict ) . encode ( "str" ) )

次に示すpythonコードの誤りを修正しなさい。