BoolClassifier

class

class BoolClassifier

Bases: Classifier, ABC

Categories: dq-classifier

Abstract base class for classifiers with a boolean verdict.

Each row is labelled True or False (or a reserved sentinel for null / nan). Boolean verdicts are consumed by the AllOk and AnyFailed criteria used in Filter / Select / Fail.

Examples

Every boolean classifier labels each row True or False, one verdict column per classified column:

IsPositive(["amount"])

Methods

method

supported_dtypes

def supported_dtypes() -> frozenset

Returns the set of data types supported by boolean classifiers.