Source code for pm4py.algo.discovery.inductive.util.tree_consistency

'''
    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.objects.process_tree.obj import Operator


[docs]def fix_parent_pointers(pt): """ Ensures consistency to the parent pointers in the process tree Parameters -------------- pt Process tree """ for child in pt.children: child.parent = pt if child.children: fix_parent_pointers(child)
[docs]def fix_one_child_xor_flower(tree): """ Fixes a 1 child XOR that is added when single-activities flowers are found Parameters -------------- tree Process tree """ if tree.parent is not None and tree.operator is Operator.XOR and len(tree.children) == 1: for child in tree.children: child.parent = tree.parent tree.parent.children.append(child) del tree.parent.children[tree.parent.children.index(tree)] else: for child in tree.children: fix_one_child_xor_flower(child)