Source code for pm4py.objects.log.util.filtering_utils

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from pm4py.statistics.variants.log import get as variants_module
from pm4py.objects.log.obj import EventLog, Trace, Event

[docs]def keep_one_trace_per_variant(log, parameters=None): """ Keeps only one trace per variant (does not matter for basic inductive miner) Parameters -------------- log Log parameters Parameters of the algorithm Returns -------------- new_log Log (with one trace per variant) """ if parameters is None: parameters = {} new_log = EventLog() if log is not None: variants = variants_module.get_variants(log, parameters=parameters) for var in variants: new_log.append(variants[var][0]) return new_log
[docs]def keep_only_one_attribute_per_event(log, attribute_key): """ Keeps only one attribute per event Parameters --------------- log Event log attribute_key Attribute key """ new_log = EventLog() if log is not None: for trace in log: new_trace = Trace() for ev in trace: new_trace.append(Event({attribute_key: ev[attribute_key]})) new_log.append(new_trace) return new_log