Feature Function
-
class
databricks.feature_store.entities.feature_function.
FeatureFunction
(*, udf_name: str, input_bindings: Optional[Dict[str, str]] = None, output_name: Optional[str] = None) Bases:
databricks.feature_store.entities._feature_store_object._FeatureStoreObject
Value class used to specify a Python user-defined function (UDF) in Unity Catalog to use in a
TrainingSet
.Note
FeatureFunction is available in version >= 0.14.1
Parameters: - udf_name – The Python UDF name.
- input_bindings – Mapping of UDF inputs to features in the
TrainingSet
. - output_name – Output feature name of this FeatureFunction.
If empty, defaults to the fully qualified
udf_name
when evaluated.
-
__init__
(*, udf_name: str, input_bindings: Optional[Dict[str, str]] = None, output_name: Optional[str] = None) Initialize a FeatureFunction object. See class documentation.
-
input_bindings
The input to use for each argument of the Python UDF.
For example:
{"x": "feature1", "y": "input1"}
-
output_name
The output name to use for the results of this FeatureFunction. If empty, defaults to the fully qualified
udf_name
when evaluated.