pandas.Series.cat.codes

Series.cat.codes

Return Series of codes as well as the index.

Examples

>>> raw_cate = pd.Categorical(["a", "b", "c", "a"], categories=["a", "b"])
>>> ser = pd.Series(raw_cate)
>>> ser.cat.codes
0   0
1   1
2  -1
3   0
dtype: int8