lale.lib.rasl.group_by module

class lale.lib.rasl.group_by.GroupBy(*args, _lale_trained=False, _lale_impl=None, **kwargs)

Bases: TrainedIndividualOp

Relational algebra group_by operator.

This documentation is auto-generated from JSON schemas.

Parameters

by (array, not for optimizer of items : expression) – GroupBy key(s).

transform(X, y=None)

Transform the data.

Parameters

X (array, >=1 items of items : array of items : Any) – List of tables.

Returns

result – Features; no restrictions on data type.

Return type

Any