pm4py 2.7.2

pm4py 2.7.2 (2023.04.03)

Added

Changed

• c617471
  • change X Axis in pm4py.view_events_distribution_graph
• cf744cb
  • changes/fixes to the alignments table representation

Deprecated

Fixed

• d0ee4a8
  • fixed OCEL deepcopy
• 5fd45bd
  • major fix WOFLAN

Removed

Other

pm4py 2.7.1

Added

• af4f00b
  • insertion graph-based O2O relationships in the OCEL
• 0bb0bad
  • insertion lifecycle-based E2O relations in the OCEL
• e6076a5
  • another algorithm to split/sample OCELs (ancestors/descendants based)
• 564e2c0
  • algorithm for textual representation of OCEL
• 3e5164b
  • algorithm to cluster OCEL based on the lifecycle/interactions similarity
• 7013109
  • new GPT-4 queries
• f584641
  • included some simplified single-SQL-query extractors

Changed

• 70198fa
  • changing alignments interfacing in the simplified interface

Deprecated

Fixed

• 8f5d505
  • wrong condition in the visualization of the alignments table

Removed

Other

pm4py 2.7.0

Added

• ba126d3
  • initial OpenAI integration
• 05b6425
  • easy-to-use (local computer) log extractors for Outlook, Windows events registry, Mozilla Firefox and Google Chrome

Changed

• b3c17fe
  • add flow id to silent transitions in BPMN Petri net conversion

Deprecated

Fixed

Removed

Other

pm4py 2.6.1

Added

• c9eac43
  • extract_ocel_features method in the simplified interface
• d2744bf
  • possibility to consider additional event attributes in the convert_log_to_ocel method

Changed

• 84e85c6
  • possibility to return additional information during the conversion of BPMN to Petri net

Deprecated

Fixed

• e1b126c
  • bug fix object-centric Petri nets discovery

Removed

Other

2.6.0

Added

• 73254a8
  • ILP miner (process discovery in ILP)
• 7016026
  • "timestamp grouping filter" and "consecutive activities"
    filters for Pandas dataframes
• 4ba2a9e
  • added pm4py.insert_case_arrival_finish_rate,
    pm4py.insert_case_service_waiting_time,
    pm4py.extract_outcome_enriched_dataframe
    methods to the simplified interface (Pandas dataframes)
• 18b250e
  • added baseline log clustering based on profiles
    (Song, Minseok, Christian W. Günther, and Wil MP Van der Aalst.
    "Trace clustering in process mining."
    Business Process Management Workshops: BPM 2008. )
• 6907160
  • log to target vectors (for ML purposes): next_activity, next_time, remaining_time

Changed

• d6d2301
  • introduced optional "lifecycle paths" feature
    in OCEL feature extraction

Deprecated

Fixed

• 0a1c6f9
  • fixed dependency on Simpy in init.py

Removed

Other

• a313db1
  • made fundamental and optional requirements clearer

pm4py 2.5.3

Added

Changed

• ea0da47
  • SVG position parser utility (replacing text-based parsing in Graphviz BPMN-based layout)
• 9ea35fe
  • working variant for generator of all optimal alignments
• 3f07223
  • refactored df_statistics.get_dfg_graph method and DFG visualization
• 268311a
  • support for object versioning in OCEL

Deprecated

Fixed

• 5d4bbb6
  • fixes for Pandas 2.0
• ea09b49
  • carefully performing SQLite3 import (DLL compatibility issues with Anaconda)
• 0621778
  • fixed indeterminism in edges filtering during paths percentage filter

Removed

Other

pm4py 2.5.2

Added

• be6ac2f
  • added internal conversion method for Petri net type (classic, reset, inhibitor, reset_inhibitor)

Changed

• 8728095
  • added ADD_ONLY_IF_FM_IS_REACHED parameter to Petri net playout
• 38af1da
  • playout Petri net simplified interface: detecting the correct Petri semantics to be used
• ffffc62
  • added FM_LEQ_ACCEPTED parameter to Petri playout
• df84b47
  • possibility to decorate heuristics nets with performance from the simplified interface
• e418e25
  • changed convert_log_to_ocel to include automatically additional object types from the dataframe
• fbe086e
  • added constant for the default Gviz representation format in the simplified interface
• f746d88
  • more efficient WIP implementation for OCEL
• 57167b0
  • raising warning when parsing a XES log below Python 3.11 because of potential ISO-format parsing problems

Deprecated

Fixed

• b012df6
  • fixed JSON/XML-OCEL importing (missing coherency check)
• 5a4d5a2
  • setting correct variant when applying pm4py.discover_process_tree_inductive on a DFG object
• a5bc0b9
  • bug fix Murata (removal place from IM)
• 91c20cc
  • bug fix process tree obj get_leaves function
• 480c4fd
  • bug fix convert_ocel_to_networkx variant
• fc94152
  12ef518
  • fixed SNA visualization (variant & HTML)

Removed

Other

pm4py 2.5.1

Added

• 23d5b0a
  • adapted OCEL object to optionally support O2O/E2E relationships.

Changed

• 284bd27
  • updating Scipy adopted LP solver from simplex to highs (4x faster)
• bc1f21e
  • moving utilities for sojourn/service/waiting/arrial/finish times computation on Pandas dataframes
• 7e59696
  • OCPN discovery - specification of the variant of inductive miner to be used
• b32cada
  • removed deprecation warning on Petri semantics

Deprecated

Fixed

• a6a1f14
  • removed extra parameters in pm4py.discover_petri_net_heuristics

Removed

Other

pm4py 2.5.0

Added

• e246a68
  • add cadoso and extended cardoso simplicity metrics
• 34303df
  • add discovery of Stochastic Arc Weight nets based on OCEL logs.
• 32b74bb
  • add Murata simplification to the simplified interface (implicit place removal)

Changed

• e7f79a4
  • changed process tree conversion to Petri net to follow the standard DO-REDO paradigm instead of DO-REDO-EXIT
• 9adf32e
  • scaling positioning nodes BPMN layouter
• cc34a30
  • removed searchbox in docs theme (not working with current version of sphinx)

Deprecated

Fixed

• 479dc5c
  • bug fix inductive miner DFG missing parameters in LoopCutDFG

Removed

Other

pm4py 2.4.1

Added

Changed

• 9e81562
  • fontcolor support in visualizing invisibles.

Deprecated

Fixed

• 26fe3ea
  • improved compatibility with Pandas 1.5.x (faster date processing)
• 93ee76a
  • fixed compatibility with Python 3.8 in typing

Removed

Other