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| ''' | |
| 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 enum import Enum | |
| from typing import Optional, Dict, Any, Union | |
| import pandas as pd | |
| from pm4py import util as pmutil | |
| from pm4py.algo.discovery.inductive.dtypes.im_dfg import InductiveDFG | |
| from pm4py.algo.discovery.inductive.dtypes.im_ds import IMDataStructureUVCL, IMDataStructureDFG | |
| from pm4py.algo.discovery.inductive.variants.im import IMUVCL | |
| from pm4py.algo.discovery.inductive.variants.imf import IMFUVCL | |
| from pm4py.algo.discovery.inductive.variants.imd import IMD | |
| from pm4py.algo.discovery.inductive.variants.instances import IMInstance | |
| from pm4py.objects.dfg.obj import DFG | |
| from pm4py.objects.log.obj import EventLog | |
| from pm4py.objects.process_tree.obj import ProcessTree | |
| from pm4py.objects.process_tree.utils import generic as pt_util | |
| from pm4py.objects.process_tree.utils.generic import tree_sort | |
| from pm4py.util import constants | |
| import warnings | |
| from pm4py.util import exec_utils | |
| from pm4py.util import xes_constants as xes_util | |
| from pm4py.util.compression import util as comut | |
| from pm4py.util.compression.dtypes import UVCL | |
| class Parameters(Enum): | |
| ACTIVITY_KEY = constants.PARAMETER_CONSTANT_ACTIVITY_KEY | |
| TIMESTAMP_KEY = constants.PARAMETER_CONSTANT_TIMESTAMP_KEY | |
| CASE_ID_KEY = constants.PARAMETER_CONSTANT_CASEID_KEY | |
| class Variants(Enum): | |
| IM = IMInstance.IM | |
| IMf = IMInstance.IMf | |
| IMd = IMInstance.IMd | |
| def apply(obj: Union[EventLog, pd.DataFrame, DFG, UVCL], parameters: Optional[Dict[Any, Any]] = None, variant=Variants.IM) -> ProcessTree: | |
| if parameters is None: | |
| parameters = {} | |
| ack = exec_utils.get_param_value(Parameters.ACTIVITY_KEY, parameters, xes_util.DEFAULT_NAME_KEY) | |
| tk = exec_utils.get_param_value(Parameters.TIMESTAMP_KEY, parameters, xes_util.DEFAULT_TIMESTAMP_KEY) | |
| cidk = exec_utils.get_param_value(Parameters.CASE_ID_KEY, parameters, pmutil.constants.CASE_CONCEPT_NAME) | |
| process_tree = ProcessTree() | |
| if type(obj) is DFG: | |
| if variant is not Variants.IMd: | |
| if constants.SHOW_INTERNAL_WARNINGS: | |
| warnings.warn('Inductive Miner Variant requested for DFG artefact is not IMD, resorting back to IMD') | |
| imd = IMD(parameters) | |
| idfg = InductiveDFG(dfg=obj, skip=False) | |
| process_tree = imd.apply(IMDataStructureDFG(idfg), parameters) | |
| else: | |
| if type(obj) in [UVCL]: | |
| uvcl = obj | |
| else: | |
| uvcl = comut.get_variants(comut.project_univariate(obj, key=ack, df_glue=cidk, df_sorting_criterion_key=tk)) | |
| if variant is Variants.IM: | |
| im = IMUVCL(parameters) | |
| process_tree = im.apply(IMDataStructureUVCL(uvcl), parameters) | |
| if variant is Variants.IMf: | |
| imf = IMFUVCL(parameters) | |
| process_tree = imf.apply(IMDataStructureUVCL(uvcl), parameters) | |
| if variant is Variants.IMd: | |
| imd = IMD(parameters) | |
| idfg = InductiveDFG(dfg=comut.discover_dfg_uvcl(uvcl), skip=() in uvcl) | |
| process_tree = imd.apply(IMDataStructureDFG(idfg), parameters) | |
| process_tree = pt_util.fold(process_tree) | |
| tree_sort(process_tree) | |
| return process_tree | |