pandas.Index.max — pandas 0.24.0rc1 documentation (original) (raw)

Index. max(axis=None, skipna=True)[source]

Return the maximum value of the Index.

Parameters: axis : int, optional For compatibility with NumPy. Only 0 or None are allowed. skipna : bool, 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)