CountUniqueAction¶
- class lsst.analysis.tools.actions.scalar.CountUniqueAction(*args, **kw)¶
Bases:
ScalarAction
Counts the number of unique rows in a given column.
- Parameters:
- data
KeyedData
- data
- Returns:
- count
Scalar
The number of unique rows in a given column.
- count
Attributes Summary
Name of column.
Methods Summary
__call__
(data, **kwargs)Call self as a function.
Return the schema an
AnalysisAction
expects to be present in the arguments supplied to the __call__ method.Attributes Documentation
Methods Documentation
- __call__(data: MutableMapping[str, ndarray[Any, dtype[ScalarType]] | Scalar | HealSparseMap], **kwargs) Scalar ¶
Call self as a function.
- getInputSchema() HealSparseMap]]] ¶
Return the schema an
AnalysisAction
expects to be present in the arguments supplied to the __call__ method.- Returns:
- result
KeyedDataSchema
The schema this action requires to be present when calling this action, keys are unformatted.
- result