pandas.errors.NumbaUtilError — pandas 2.2.3 documentation (original) (raw)

exception pandas.errors.NumbaUtilError[source]#

Error raised for unsupported Numba engine routines.

Examples

df = pd.DataFrame({"key": ["a", "a", "b", "b"], "data": [1, 2, 3, 4]}, ... columns=["key", "data"]) def incorrect_function(x): ... return sum(x) * 2.7 df.groupby("key").agg(incorrect_function, engine="numba") Traceback (most recent call last): NumbaUtilError: The first 2 arguments to incorrect_function must be ['values', 'index']