pandas / 0.25.0 / reference / api / pandas.index.argmax.html /

pandas.Index.argmax

Index.argmax(self, axis=None, skipna=True, *args, **kwargs) [source]

Return an ndarray of the maximum argument indexer.

Parameters:
axis : {None}

Dummy argument for consistency with Series

skipna : bool, default True
Returns:
numpy.ndarray

Indices of the maximum values.

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https://pandas.pydata.org/pandas-docs/version/0.25.0/reference/api/pandas.Index.argmax.html