pandas.Index.unique
- Index. unique ( level=None ) [source]
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Return unique values in the index.
Unique values are returned in order of appearance, this does NOT sort.
- Parameters
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- level :int or hashable, optional
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Only return values from specified level (for MultiIndex). If int, gets the level by integer position, else by level name.
- Returns
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- Index
See also
-
unique
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Numpy array of unique values in that column.
-
Series.unique
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Return unique values of Series object.
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Licensed under the 3-clause BSD License.
https://pandas.pydata.org/pandas-docs/version/1.4.0/reference/api/pandas.Index.unique.html