mindspore.dataset.Dataset.rename

Dataset.rename(input_columns, output_columns)[source]

Rename the columns in input datasets.

Parameters

input_columns (Union[str, list[str]]) – List of names of the input columns.
output_columns (Union[str, list[str]]) – List of names of the output columns.

Returns

Dataset, dataset renamed.

Examples

>>> # dataset is an instance object of Dataset
>>> input_columns = ["input_col1", "input_col2", "input_col3"]
>>> output_columns = ["output_col1", "output_col2", "output_col3"]
>>>
>>> # Create a dataset where input_col1 is renamed to output_col1, and
>>> # input_col2 is renamed to output_col2, and input_col3 is renamed
>>> # to output_col3.
>>> dataset = dataset.rename(input_columns=input_columns, output_columns=output_columns)