pandas.CategoricalIndex.get_value
- 
CategoricalIndex.get_value(series, key)[source] - 
Fast lookup of value from 1-dimensional ndarray. Only use this if you know what you’re doing
 
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Licensed under the 3-clause BSD License.
    https://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.CategoricalIndex.get_value.html