def build_sync_net(trace, petri_net, initial_marking, final_marking, parameters=None):
"""
Build the sync product net between the Petri net and the trace prefix
Parameters
---------------
trace
Trace prefix
petri_net
Petri net
initial_marking
Initial marking
final_marking
Final marking
parameters
Possible parameters of the algorithm
"""
if parameters is None:
parameters = {}
activity_key = exec_utils.get_param_value(Parameters.ACTIVITY_KEY, parameters, xes_constants.DEFAULT_NAME_KEY)
trace_net, trace_im, trace_fm = construct_trace_net(trace, activity_key=activity_key)
sync_prod, sync_initial_marking, sync_final_marking = construct(trace_net, trace_im,
trace_fm, petri_net,
initial_marking,
final_marking,
utils.SKIP)
return sync_prod, sync_initial_marking, sync_final_marking
def construct_synchronous_product_net(
trace: Trace, petri_net: PetriNet, initial_marking: Marking,
final_marking: Marking) -> Tuple[PetriNet, Marking, Marking]:
"""
constructs the synchronous product net between a trace and a Petri net process model.
Parameters
----------------
trace
Trace of an event log
petri_net
Petri net
initial_marking
Initial marking
final_marking
Final marking
Returns
----------------
sync_net
Synchronous product net
sync_im
Initial marking of the sync net
sync_fm
Final marking of the sync net
"""
from pm4py.objects.petri_net.utils.petri_utils import construct_trace_net
from pm4py.objects.petri_net.utils.synchronous_product import construct
from pm4py.objects.petri_net.utils.align_utils import SKIP
trace_net, trace_im, trace_fm = construct_trace_net(trace)
sync_net, sync_im, sync_fm = construct(trace_net, trace_im, trace_fm,
petri_net, initial_marking,
final_marking, SKIP)
return sync_net, sync_im, sync_fm