Source code for pm4py.algo.discovery.transition_system.algorithm

'''
    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/>.
'''
from pm4py.algo.discovery.transition_system.variants import view_based
from pm4py.objects.conversion.log import converter as log_conversion
from pm4py.util import exec_utils
from enum import Enum
from pm4py.objects.transition_system.obj import TransitionSystem
from typing import Optional, Dict, Any, Union, Tuple
from pm4py.objects.log.obj import EventLog, EventStream
import pandas as pd


[docs]class Variants(Enum): VIEW_BASED = view_based
VERSIONS = {Variants.VIEW_BASED} VIEW_BASED = Variants.VIEW_BASED DEFAULT_VARIANT = Variants.VIEW_BASED
[docs]def apply(log: Union[EventLog, EventStream, pd.DataFrame], parameters: Optional[Dict[Any, Any]] = None, variant=DEFAULT_VARIANT) -> TransitionSystem: """ Find transition system given log Parameters ----------- log Log parameters Possible parameters of the algorithm, including: Parameters.PARAM_KEY_VIEW Parameters.PARAM_KEY_WINDOW Parameters.PARAM_KEY_DIRECTION variant Variant of the algorithm to use, including: Variants.VIEW_BASED Returns ---------- ts Transition system """ if parameters is None: parameters = {} return exec_utils.get_variant(variant).apply(log_conversion.apply(log, parameters, log_conversion.TO_EVENT_LOG), parameters=parameters)