Index.unique()

pandas.Index.unique

Index.unique() [source]

Return unique values in the object. Uniques are returned in order of appearance, this does NOT sort. Hash table-based unique.

Parameters:

values : 1d array-like

Returns:

unique values.

  • If the input is an Index, the return is an Index
  • If the input is a Categorical dtype, the return is a Categorical
  • If the input is a Series/ndarray, the return will be an ndarray

© 2008–2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.20.2/generated/pandas.Index.unique.html

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