Series.factorize(sort=False, na_sentinel=-1)
[source]
Encode the object as an enumerated type or categorical variable
Parameters: |
sort : boolean, default False Sort by values na_sentinel: int, default -1 Value to mark “not found” |
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Returns: |
labels : the indexer to the original array uniques : the unique Index |
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http://pandas.pydata.org/pandas-docs/version/0.22.0/generated/pandas.Series.factorize.html