transforms.api.Check

class transforms.api.Check(expectation, name, on_error='FAIL', description=None)

Wraps up an expectation such that it can be registered with Data Health.

• Parameters:
  • expectation (transforms.expectations.Expectation) – The expectation to evaluate.
  • name (str ↗) – The name of the check, used as a stable identifier over time.
  • on_error (str ↗ , optional) – What action to take if the expectation is not met. Currently ‘WARN’, ‘FAIL’.
  • description (str ↗ , optional) – The description of the check.