Beta release of mpi-sppy

What's Changed

• reset main for development by @bknueven in #547
• Fix pypi action by @bknueven in #548
• PyPI GHA fix by @bknueven in #550
• Create 0.13.1 by @bknueven in #552

Full Changelog: 0.13...0.13.1

Beta release of mpi-sppy

What's Changed

• Pre-register numpy types in Pyomo by @bknueven in #365
• Centralized subproblem creation by @bknueven in #372
• Enable extensions callbacks in hub object by @bknueven in #370
• Prox approx xbar by @bknueven in #369
• Presolve by @bknueven in #373
• update the pyomo tracker for a more recent pyomo version as a benchmark by @DLWoodruff in #374
• Remove final Lagrangian solve by @bknueven in #377
• Create init.py for confidence_interval module by @Salancelot in #380
• use pip install . instead of setup.py in pyotracker by @DLWoodruff in #371
• Readme updates by @DLWoodruff in #375
• try adding an init to the hydro test directory so pyotracker passes by @DLWoodruff in #381
• fix a bug in ef for variable probablity by @DLWoodruff in #382
• Pytracker by @DLWoodruff in #385
• XhatShuffleLooper: Restoring best first by @bknueven in #383
• Update pyotracker.yml by @DLWoodruff in #387
• Two cleanups by @DLWoodruff in #386
• Add subgradient bounder by @bknueven in #388
• Lagrangian cleanup by @bknueven in #389
• add PH extensions to lagrangian bounders by @bknueven in #390
• populate locals with nans instead of 0s by @bknueven in #392
• more edits to the scenario_creator documentation by @DLWoodruff in #396
• remove pandas deprecation warning from phtracker by @DLWoodruff in #398
• Replacing "--with-lagrangian" with "--lagrangian" in hydro example and other details by @AymericPCLegros in #400
• Fixing a few things for run_all, but not yet fixing the farmer runall… by @DLWoodruff in #401
• trying to get a badge for pyotracker by @DLWoodruff in #403
• Resolve numpy failures by @bknueven in #404
• Admm by @AymericPCLegros in #394
• add subgradient option to lagrangian by @bknueven in #391
• [WIP] Aymeric's Stoch by @DLWoodruff in #406
• Lagranger: Be sure we don't set nonants to nan by @bknueven in #410
• Stoch by @AymericPCLegros in #414
• Splittest by @DLWoodruff in #407
• Fixing bug in fixer logic. by @jeanpaulwatson in #415
• a note about (the 'old') fixer at iteration zero by @DLWoodruff in #416
• Gradient-based rho integration by @jeanpaulwatson in #413
• Reduced Cost Spoke & Fixer by @llueg in #411
• Smoothed PH Algorithm by @WilliamPixell in #408
• Generic cylinders by @DLWoodruff in #412
• grad based rho to generic_cylinders by @DLWoodruff in #418
• netdes now works with generic_cylinders by @DLWoodruff in #420
• Sep12exps by @jeanpaulwatson in #419
• adding to generic_cylinders by @DLWoodruff in #422
• sslp is now ready for generic_cylinders by @DLWoodruff in #423
• allow --module-name= by @DLWoodruff in #421
• Add LICENSE / COPYRIGHT markdown files by @bknueven in #417
• Consolidate Workflows by @bknueven in #424
• Add ruff linter fixes and checks by @bknueven in #425
• Adding iter0_post_solver_creation callback to extensions object by @jeanpaulwatson in #429
• Propagating post-solver creation callback in iteration 0 to multi-extension. by @jeanpaulwatson in #431
• SepRho and CoeffRho by @bknueven in #428
• SensiRho part 1 by @bknueven in #432
• move sensitivity code to utils from the extension that uses it by @DLWoodruff in #433
• prepare for dynamic rho by @DLWoodruff in #434
• Dyn rho by @DLWoodruff in #435
• getting started on a checker for selected config options by @DLWoodruff in #436
• always regularize Hessian by @bknueven in #437
• Lagrangian does not raise error if no solution is available by @bknueven in #439
• Dynsep by @DLWoodruff in #441
• drop use of use_signal_handling=False due to changes in Pyomo by @DLWoodruff in #444
• always round integer values before fixing by @bknueven in #445
• Fix bug in FWPH with Pyomo 6.8 by @bknueven in #443
• change default for cfg add to be complain by @DLWoodruff in #438
• Ensure we always have a positive rho with sensitivity rho by @bknueven in #446
• Reduced cost rho by @bknueven in #447
• fix a bug in using the convergence caches for rho update by @DLWoodruff in #448
• Aggressive rc fixing by @bknueven in #449
• Proper Bundles by @DLWoodruff in #440
• improve some rho setter options and help text by @DLWoodruff in #450
• Conv detail bug by @DLWoodruff in #451
• Deal with nan bounds in presolve by @bknueven in #452
• Rc fixer logic by @DLWoodruff in #454
• Async cfg by @DLWoodruff in #453
• Bugfixes involving modeler fixed variables by @bknueven in #455
• Fix bug when RCs are nan by @bknueven in #456
• Presolver: mapping inf to large value by @bknueven in #458
• RC spoke bugfixes by @bknueven in #457
• Fix bug in xhatshuffle and xhatlooper by @tvalenciaz in #461
• update python version for parapint GHA by @bknueven in #463
• Implement basic time limit for PH by @bknueven in #462
• Reduced cost fixer: Add option to only update fixings on bound improvement by @bknueven in #459
• Correct ExtensiveForm docstring arg order and add missing parameter by @maxfey in #465
• Fix typos in documentation by @maxfey in #466
• Prox approx part 3 by @bknueven in #464
• Initial implementation of IntegerRelaxThenEnforce by @bknueven in #468
• cleanup presolver object by @bknueven in #469
• Fix GHA failures by @bknueven in #472
• Lp writer by @DLWoodruff in #470
• Deprecate warnings for loose bundles by @DLWoodruff in #473
• Repair stoch distr by @DLWoodruff in #475
• Agnostic by @DLWoodruff in #402
• Fix for farmer ph to work on multiple mpi ranks by @jmaack24 in #478
• replacing homespun netwon method with scipy.optimize by @bknueven in #480
• Sizes eval by @DLWoodruff in #483
• fixing xhatters by @bknueven in #481
• Better extension support in xhat inner bound spokes by @bknueven in #471
• Prox approx 6 by @bknueven in #467
• Proper multistage bundles by @DLWoodruff in #474
• XhatShuffleInnerBound: always try at least two scenarios by @bknueven in #485
• Surrogate nonants by @bknueven in #479
• less verbose presolve by default by @bknueven in #486
• Extra sizes example by @DLWoodruff in #484
• use raw strings where appropriate to avoid SyntaxWarning by @bknueven in #490
• require Python >=3.9 by @bknueven in https://github.com/Pyomo/mpi-sppy/p...

Beta release of mpi-sppy

What's Changed

• update PyPI workflow by @bknueven in #361
• Release 0.12.1 by @bknueven in #362

Full Changelog: 0.12...0.12.1

Beta release of mpi-sppy

What's Changed

• Rho mult by @DLWoodruff in #303
• swtiching schur yml to ubuntu latest by @DLWoodruff in #305
• fix error (that might never hurt anyone) in _main_body of xhat4xhat by @DLWoodruff in #306
• Fix bug in dtiming with unequal number of local scenarios (issue #307) by @tvalenciaz in #308
• Fix bug: bounders not switching to iterk_solver_options (issue #309) by @tvalenciaz in #310
• Pyotracker fix by @DLWoodruff in #313
• Aph slurm by @DLWoodruff in #311
• Grad w by @ulysse-n in #312
• bump readthedocs to Python 3.9 by @bknueven in #314
• W unittest by @ulysse-n in #315
• fix test by @ulysse-n in #316
• Doc nonant by @DLWoodruff in #317
• Supress uniform probability warning by @DLWoodruff in #320
• Ibob spoke by @DLWoodruff in #319
• update run all for a particular slurm machine by @DLWoodruff in #322
• now calling extensions after sync in ph iter by @ulysse-n in #321
• Ew by @DLWoodruff in #323
• Uniform ef by @DLWoodruff in #324
• Uniform ef by @DLWoodruff in #325
• A doc update for variable probability by @DLWoodruff in #328
• Variable probability by @garg02 in #332
• Add Primal/Dual Convergence metrics by @garg02 in #329
• fix warmstart negative gaps by @garg02 in #331
• PHTracking extension by @garg02 in #334
• Remove matplotlib by @garg02 in #335
• pass hub bounds to spoke for all spoke types by @garg02 in #333
• fixed phtracking reliant on hub bounds code by @garg02 in #336
• reduce the use of, and improve, warning messages about missing probs by @DLWoodruff in #327
• afew.py needs matplotlib so added it to yml by @DLWoodruff in #341
• Aph tuning by @DLWoodruff in #340
• ph outer bounder by @ulysse-n in #337
• gradient rho improvements by @ulysse-n in #326
• get npy file out of the repo by @DLWoodruff in #342
• add a few words about rho extensions to the docs by @DLWoodruff in #343
• Some spoke extensions by @DLWoodruff in #346
• random sleep with license retry by @bknueven in #347
• fix rtd try 0 by @bknueven in #351
• Termination callback by @bknueven in #349
• UC example quartz script and baseline updates by @jeanpaulwatson in #353
• Minor clean-up in cross scenario cut extension. by @jeanpaulwatson in #355
• Shufflefix by @DLWoodruff in #358
• Avoid retrying the same solutions by @pdb5627 in #359
• Set up 0.12 by @bknueven in #360

New Contributors

• @tvalenciaz made their first contribution in #308
• @ulysse-n made their first contribution in #312
• @garg02 made their first contribution in #332
• @pdb5627 made their first contribution in #359

Full Changelog: v0.11.1.2...0.12

APH Paper

Code as run in the APH paper for aircond.

Beta release of mpi-sppy

What's Changed

• 0.11.1 by @bknueven in #271

Full Changelog: 0.11...0.11.1

Beta release of mpi-sppy

What's Changed

• resetting for development by @bknueven in #252
• Storing and restoring tree solution for incumbent finders by @bknueven in #260
• trying to fix a missing "optional" Pyomo dependency in a test yml file by @DLWoodruff in #261
• [WIP] pyomo config by @DLWoodruff in #259
• add an option to disable the popular-with-some toc Initializing SPBase by @DLWoodruff in #262
• allow disable of spbase toc with a False by @DLWoodruff in #263
• Rename slamup/slamdown slammax/slammin by @bknueven in #264
• Require Python 3.8+ by @bknueven in #266
• added branching factors to inparser by @DLWoodruff in #268
• Pr265 by @DLWoodruff in #267
• Spoke serial number sync by @bknueven in #265
• Setting up release 0.11 by @bknueven in #270

Full Changelog: 0.10...0.11

This release is intended to facilitate replication against the paper:

• Knueven B, Mildebrath D, Muir C, Siirola JD, Watson JP, Woodruff DL. A parallel hub-and-spoke system for large-scale scenario-based optimization under uncertainty.

Alpha release of mpi-sppy

What's Changed

• Minor fix in seqsampling by @sylvainczx in #129
• adding function for set_instance retries by @bknueven in #131
• adding barrier for when PH hits iteration limit by @bknueven in #132
• multistage for confidence intervals by @sylvainczx in #133
• better termination messages by @bknueven in #136
• Multistage sampling & confidence intervals by @sylvainczx in #137
• Stand-alone mmw_conf program by @briancknight in #138
• adding 4-stage aircond example by @briancknight in #139
• A patch for multistage confidence intervals by @sylvainczx in #140
• Multistage compatibility for xhatshufflelooper spoke by @sylvainczx in #142
• Small fixes by @briancknight in #144
• Improved PySPModel by @bknueven in #141
• Amalgamator with cylinders by @sylvainczx in #143
• Aphdispatch by @DLWoodruff in #145
• Multistage sequential sampling with independent scenarios by @sylvainczx in #147
• Amadoc by @DLWoodruff in #146
• making xhat_eval lazily create subproblems and solvers by @bknueven in #148
• Restoring print message when mpi-sppy is imported by @bknueven in #152
• New models by @briancknight in #153
• Adding tree solution tag for lshaped by @bknueven in #154
• Start scen by @xiaotie-chen in #157
• Performance tracking by @DLWoodruff in #151
• No BFs by @DLWoodruff in #156
• Dlwdoc by @DLWoodruff in #159
• Quickfix by @DLWoodruff in #160
• WheelSpinner class by @bknueven in #161
• JP and DLW debug APH by @DLWoodruff in #162
• Adding --run-aph option to UC driver by @jeanpaulwatson in #163
• Adding prior-to-iteration-0 fix count logic / output to fixer by @jeanpaulwatson in #167
• Fixing option extraction for APH round-robin mode by @jeanpaulwatson in #166
• Speedup aph by @DLWoodruff in #168
• use xpress 8.12 for some tests... for now by @DLWoodruff in #169
• Importtroubles by @DLWoodruff in #175
• Fixxhat by @DLWoodruff in #173
• Mmw3 by @DLWoodruff in #177
• Helpfix by @DLWoodruff in #178
• Docsoln by @DLWoodruff in #174
• [wait for 173 and 174] Run all typo by @DLWoodruff in #176
• Add RuntimeError for stale non-anticipative variables on feasible scenarios by @bknueven in #171
• Spoke sleep time by @bknueven in #179
• Fixcscuts by @DLWoodruff in #181
• Doc for Pr179 by @DLWoodruff in #180
• Fix typo in name of license file by @Matthew-Signorotti in #183
• Ciclean by @DLWoodruff in #182
• drop tests that depend on an obsolete docker image and weren't really… by @DLWoodruff in #184
• Add bounds to aircond and other cleanup; one test fails by @DLWoodruff in #185
• Upgrading ef driver for aircond example. by @jeanpaulwatson in #186
• Numerous bug fixes, enhancements, and clean-up to the aircond model and driver family of scripts. by @jeanpaulwatson in #187
• change python version on pyomo tracker test by @DLWoodruff in #190
• Fixing bug in two-stage aircond example - skipping node names. by @jeanpaulwatson in #189
• Confoptions by @DLWoodruff in #191
• More aircond by @DLWoodruff in #192
• Adding and option to terminate based on stalling (small PR) by @DLWoodruff in #194
• Convergers (small PR) by @DLWoodruff in #193
• Correct the spelling of amalgamator by @DLWoodruff in #195
• Highlight documentation by @bknueven in #196
• Update README.rst by @bknueven in #197
• Update README.rst by @bknueven in #198
• Fix stale by @DLWoodruff in #199
• Dropsympy by @DLWoodruff in #200
• Aircondbug by @DLWoodruff in #201
• Aircondwork by @DLWoodruff in #202
• add lagranger support to aircond example by @DLWoodruff in #203
• Remove versions for numpy and scipy dependencies by @bknueven in #208
• repair langranger rho update factors by @DLWoodruff in #204
• fixing incorrect key name in LShaped example by @bknueven in #209
• FWPH patch by @bknueven in #213
• Trying multistage FWPH by @bknueven in #205
• Making rho updater work for multistage problems by @bknueven in #214
• Shiva dlw by @DLWoodruff in #215
• Fixing RST syntax issues by @jeanpaulwatson in #216
• Improve aircond model by @DLWoodruff in #217
• Rudely pushing a single comment addition to an execution script to main by @jeanpaulwatson in #218
• Correct extensive form class and function names in docs by @Matthew-Signorotti in #211
• print Expressions by @bknueven in #220
• Quieting incumbent finders a bit by @bknueven in #221
• Fix misspelt name of amalgamator.rst preventing its inclusion in toctree by @Matthew-Signorotti in #212
• move the write solutions option to the command line (default False) by @DLWoodruff in #219
• Adding support for slices by @bknueven in #222
• adding netdes demo by @bknueven in #223
• add a little bit of doc for slicing when adding nonants by @DLWoodruff in #224
• Remove remnants of parameter scen_name_list of ScenarioNode.init by @Matthew-Signorotti in #229
• Pickle bundle by @DLWoodruff in #226
• fixing copy-paste error for absolute gap by @bknueven in #231
• stage2EF option for xhat_shufflelooper_bounder by @DLWoodruff in #230
• trying to get mpi-sppy installed during readthedocs builds by @DLWoodruff in #232
• Readthedocs II by @DLWoodruff in #233
• Update .readthedocs.yml by @DLWoodruff in #234
• Readthedocs by @DLWoodruff in #235
• Readthedocs by @DLWoodruff in #236
• Update .readthedocs.yml by @DLWoodruff in #237
• Update .readthedocs.yml by @DLWoodruff in #238
• Readthedocs by @DLWoodruff in #239
• Readthedocs by @DLWoodruff in #240
• Readthedocs by @DLWoodruff in #241
• Initial pass at mocking mpi4py by @bknueven in #242
• mock APH and also the yml for readthedocs needs to install mpi-sppy by @DLWoodruff in #243
• Serial PH by @bknueven in #247
• Doctouchups by @DLWoodruff in #244
• fix (weakly) an error message by @DLWoodruff in #245
• add a little documentation concerning running without mpi4py by @DLWoodruff in #248
• Twobugs by @DLWoodruff in #249
• No0xhat by @DLWoodruff in #250
• Global config by @DLWoodruff in #246
• Creating 0.10 release by @bknueven in #251

New Contributors

• @briancknight mad...

Alpha release of mpi-sppy

Merge pull request #127 from Pyomo/release_0.9

Setting up 0.9

Alpha release of mpi-sppy

Merge pull request #91 from Pyomo/release_0.8

Setting up 0.8 release