pm4py.discovery.discover_petri_net_alpha(log: Union[EventLog, DataFrame], activity_key: str = 'concept:name', timestamp_key: str = 'time:timestamp', case_id_key: str = 'case:concept:name') Tuple[PetriNet, Marking, Marking][source]#

Discovers a Petri net using the Alpha Miner.

  • log – event log / Pandas dataframe

  • activity_key (str) – attribute to be used for the activity

  • timestamp_key (str) – attribute to be used for the timestamp

  • case_id_key (str) – attribute to be used as case identifier

Return type:

Tuple[PetriNet, Marking, Marking]

import pm4py

net, im, fm = pm4py.discover_petri_net_alpha(dataframe, activity_key='concept:name', case_id_key='case:concept:name', timestamp_key='time:timestamp')