pm4py.objects.log.util.pl_lazy_extra_utils module

Utilities for enriching event data stored in Polars LazyFrames.

class pm4py.objects.log.util.pl_lazy_extra_utils.Parameters(*values)

Bases: Enum

CASE_ID_KEY = 'pm4py:param:case_id_key'

START_TIMESTAMP_KEY = 'pm4py:param:start_timestamp_key'

TIMESTAMP_KEY = 'pm4py:param:timestamp_key'

COMPUTE_EXTRA_TEMPORAL_FEATURES = 'compute_extra_temporal_features'

pm4py.objects.log.util.pl_lazy_extra_utils.compute_extra_columns(dataframe: polars.LazyFrame, parameters: Dict[Any, Any] | None = None) → polars.LazyFrame

Enrich a Polars LazyFrame with additional case-level columns.