pm4py.streaming.algo.discovery.dfg.variants.frequency module#

class pm4py.streaming.algo.discovery.dfg.variants.frequency.Parameters(*values)[source]#

Bases: Enum

DICT_VARIANT = 'dict_variant'#
DICT_ID = 'dict_id'#
CASE_DICT_ID = 'case_dict_id'#
DFG_DICT_ID = 'dfg_dict_id'#
ACT_DICT_ID = 'act_dict_id'#
START_ACT_DICT_ID = 'start_act_dict_id'#
ACTIVITY_KEY = 'pm4py:param:activity_key'#
CASE_ID_KEY = 'pm4py:param:case_id_key'#
class pm4py.streaming.algo.discovery.dfg.variants.frequency.StreamingDfgDiscovery(parameters=None)[source]#

Bases: StreamingAlgorithm

build_dictionaries(parameters)[source]#

Builds the dictionaries that are needed by the discovery operation

Parameters:

parameters –

Parameters:

  • Parameters.DICT_VARIANT: type of dictionary to use

  • Parameters.CASE_DICT_ID: identifier of the case dictionary (hosting the last activity of a case) (0)

  • Parameters.DFG_DICT_ID: identifier of the DFG dictionary (1)

  • Parameters.ACT_ID: identifier of the dictionary hosting the count of the activities (2)

  • Parameters.START_ACT_DICT_ID: identifier of the dictionary hosting the count of the start activities (3)

event_without_activity_or_case(event)[source]#

Print an error message when an event is without the activity or the case identifier

Parameters:

event – Event

encode_str(stru)[source]#

Encodes a string for storage in generic dictionaries

encode_tuple(tup)[source]#

Encodes a tuple for storage in generic dictionaries

pm4py.streaming.algo.discovery.dfg.variants.frequency.apply(parameters=None)[source]#

Creates a StreamingDFGDiscovery object

Parameters:

parameters – Parameters of the algorithm