'''
This file is part of PM4Py (More Info: https://pm4py.fit.fraunhofer.de).
PM4Py is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
PM4Py is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with PM4Py. If not, see <https://www.gnu.org/licenses/>.
'''
[docs]def derive_end_activities_from_log(log, activity_key):
"""
Derive end activities from log
Parameters
-----------
log
Log object
activity_key
Activity key
Returns
-----------
e
End activities
"""
e = set()
for t in log:
if len(t) > 0:
if activity_key in t[len(t) - 1]:
e.add(t[len(t) - 1][activity_key])
return e
[docs]def derive_start_activities_from_log(log, activity_key):
"""
Derive start activities from log
Parameters
-----------
log
Log object
activity_key
Activity key
Returns
-----------
s
Start activities
"""
s = set()
for t in log:
if len(t) > 0:
if activity_key in t[0]:
s.add(t[0][activity_key])
return s