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# pandas.factorize

`pandas.``factorize`(values, sort=False, order=None, na_sentinel=-1)

  Encode input values as an enumerated type or categorical variable

  Parameters : | values : ndarray (1-d) Sequence sort : boolean, default False Sort by values order : deprecated na_sentinel: int, default -1 Value to mark “not found”
  Returns : | labels : the indexer to the original array uniques : ndarray (1-d) or Index the unique values. Index is returned when passed values is Index or Series note: an array of Periods will ignore sort as it returns an always sorted PeriodIndex

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