pandas.Index.map

Index.map(mapper) [source]

Apply mapper function to an index.

Parameters:

mapper : callable

Function to be applied.

Returns:

applied : Union[Index, MultiIndex], inferred

The output of the mapping function applied to the index. If the function returns a tuple with more than one element a MultiIndex will be returned.

© 2008–2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
https://pandas.pydata.org/pandas-docs/version/0.20.3/generated/pandas.Index.map.html