# pm4py.visualization.dfg package

## pm4py.visualization.dfg.parameters 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.dfg.parameters.Parameters(value)[source]

Bases: enum.Enum

An enumeration.

ACTIVITY_KEY = 'pm4py:param:activity_key'
END_ACTIVITIES = 'end_activities'
FONT_SIZE = 'font_size'
FORMAT = 'format'
MAX_NO_EDGES_IN_DIAGRAM = 'maxNoOfEdgesInDiagram'
START_ACTIVITIES = 'start_activities'
START_TIMESTAMP_KEY = 'pm4py:param:start_timestamp_key'
TIMESTAMP_KEY = 'pm4py:param:timestamp_key'

## pm4py.visualization.dfg.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.dfg.visualizer.Variants(value)[source]

Bases: enum.Enum

An enumeration.

FREQUENCY = <module 'pm4py.visualization.dfg.variants.frequency' from 'C:\\Users\\berti\\pm4py-core\\pm4py\\visualization\\dfg\\variants\\frequency.py'>
PERFORMANCE = <module 'pm4py.visualization.dfg.variants.performance' from 'C:\\Users\\berti\\pm4py-core\\pm4py\\visualization\\dfg\\variants\\performance.py'>
pm4py.visualization.dfg.visualizer.apply(dfg0: Dict[Tuple[str, str], float], log: Optional[pm4py.objects.log.obj.EventLog] = None, activities_count: Optional[Dict[str, int]] = None, soj_time: Optional[Dict[str, float]] = None, parameters: Optional[Dict[Any, Any]] = None, variant=Variants.FREQUENCY) graphviz.graphs.Digraph[source]

Visualize a frequency/performance directly-follows graph

Parameters
• dfg0 – Directly-follows graph

• log – (if provided) Event log for the calculation of statistics

• activities_count – (if provided) Dictionary associating to each activity the number of occurrences in the log.

• soj_time – (if provided) Dictionary associating to each activity the average sojourn time

• parameters – Variant-specific parameters

• variant – Variant: - Frequency DFG representation - Performance DFG representation

Returns

Graphviz digraph

Return type

gviz

pm4py.visualization.dfg.visualizer.matplotlib_view(gviz)[source]

Views the diagram using Matplotlib

Parameters

gviz – Graphviz

pm4py.visualization.dfg.visualizer.save(gviz, output_file_path)[source]

Save the diagram

Parameters
• gviz – GraphViz diagram

• output_file_path – Path where the GraphViz output should be saved

pm4py.visualization.dfg.visualizer.view(gviz)[source]

View the diagram

Parameters

gviz – GraphViz diagram