pandas.Index.max

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

Return the maximum value of the Index.

Parameters
axisint, optional

For compatibility with NumPy. Only 0 or None are allowed.

skipnabool, default True
Returns
scalar

Maximum value.

See also

Index.min

Return the minimum value in an Index.

Series.max

Return the maximum value in a Series.

DataFrame.max

Return the maximum values in a DataFrame.

Examples

>>> idx = pd.Index([3, 2, 1])
>>> idx.max()
3
>>> idx = pd.Index(['c', 'b', 'a'])
>>> idx.max()
'c'

For a MultiIndex, the maximum is determined lexicographically.

>>> idx = pd.MultiIndex.from_product([('a', 'b'), (2, 1)])
>>> idx.max()
('b', 2)
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