DataFrameGroupBy.idxmax
Return index of first occurrence of maximum over requested axis. NA/null values are excluded.
Parameters: |
|
---|---|
Returns: |
|
Raises: |
|
See also
Series.idxmax
This method is the DataFrame version of ndarray.argmax
.
© 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/0.25.0/reference/api/pandas.core.groupby.DataFrameGroupBy.idxmax.html