merge_dataframe_by

pylluminator.utils.merge_dataframe_by(df: DataFrame, by: str | list[str], **kwargs) → DataFrame

Merge a dataframe by one or several columns, using the merge_series_values function :param df: input dataframe :type df: pandas.DataFrame

Parameters:

• by (str | list[str]) – column(s) to group by

• kwargs – additional parameters to pass to pandas.DataFrame.groupby

Returns:

the merged dataframe

Return type:

pandas.DataFrame