# pm4py.visualization.ocel.ocpn package

## pm4py.visualization.ocel.ocpn.visualizer module

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/>.

class pm4py.visualization.ocel.ocpn.visualizer.Variants(value)[source]

Bases: enum.Enum

An enumeration.

WO_DECORATION = <module 'pm4py.visualization.ocel.ocpn.variants.wo_decoration' from 'C:\\Users\\berti\\pm4py-core\\pm4py\\visualization\\ocel\\ocpn\\variants\\wo_decoration.py'>
pm4py.visualization.ocel.ocpn.visualizer.apply(ocpn: Dict[str, Any], variant=Variants.WO_DECORATION, parameters: Optional[Dict[Any, Any]] = None) graphviz.graphs.Digraph[source]

Obtains a visualization of the provided object-centric Petri net

Reference paper: van der Aalst, Wil MP, and Alessandro Berti. “Discovering object-centric Petri nets.” Fundamenta informaticae 175.1-4 (2020): 1-40.

Parameters
• ocpn – Object-centric Petri net

• variant – Variant of the algorithm to be used

• parameters – Variant-specific parameters

Returns

Graphviz digraph

Return type

gviz

pm4py.visualization.ocel.ocpn.visualizer.matplotlib_view(gviz: graphviz.graphs.Digraph)[source]

Views the diagram using Matplotlib

Parameters

gviz – Graphviz

pm4py.visualization.ocel.ocpn.visualizer.save(gviz: graphviz.graphs.Digraph, output_file_path: str)[source]

Save the diagram

Parameters
• gviz – GraphViz diagram

• output_file_path – Path where the GraphViz output should be saved

pm4py.visualization.ocel.ocpn.visualizer.view(gviz: graphviz.graphs.Digraph)[source]

View the diagram

Parameters

gviz – GraphViz diagram