IndexSetter

class polpo.preprocessing.pd.IndexSetter(key, inplace=True, drop=False, verify_integrity=True)

Bases: PreprocessingStep

Set the DataFrame index using existing columns.

Check out https://pandas.pydata.org/docs/reference/api/pandas.DataFrame.set_index.html.

Parameters:

• key (str) – New index.

• inplace (bool) – Whether to perform operation in place.

• drop (bool) – Delete columns to be used as the new index.

• verify_integrity (bool) – Check the new index for duplicates.