Changelog

Added

• Added all event types and tests for checking them
• Added SCIP functions SCIPconsGetNVars, SCIPconsGetVars
• Added SCIP functions SCIPchgCoefLinear, SCIPaddCoefLinear and SCIPdelCoefLinear
• Added SCIP function SCIPgetSolTime and wrapper getSolTime
• Added convenience methods relax and getVarDict
• Added SCIP functions hasPrimalRay, getPrimalRay, getPrimalRayVal

Fixed

• Fixed mistake with outdated values for several enums
• Correctly set result, lowerbound in PyRelaxExec
• Fixed typo in documentation of chgRhs
• Pricer plugin fundamental callbacks now raise an error if not implemented
• Brachrule plugin fundamental callbacks now raise an error if not implemented
• Fixed segmentation fault when accessing the Solution class directly
• Changed getSols so that it prints solutions in terms of the original variables
• Fixed error message in _checkStage

Changed

• Made it so SCIP macros are used directly, instead of being manually inputted.
• Improved error message when using < or > instead of <= or >=

Removed

• Removed double declaration of SCIPfindEventhdlr

4.3.0 - 2023-03-17

Added

• Add SCIP function SCIprowGetOriginCons
• Add getConsOriginConshdlrtype to Row
• Add possibility to use sine and cosing
• Add ability to set priced variable score
• Python 3.11 support

Removed

• Removed function rowGetNNonz

What's Changed

• fix confusing error message in checkStage by @mattmilten in https://github.com/scipopt/PySCIPOpt/pull/581
• add note about SCIP's licensing by @mattmilten in https://github.com/scipopt/PySCIPOpt/pull/590
• Removes incorrect PY_SCIP_CALL wrapper by @Opt-Mucca in https://github.com/scipopt/PySCIPOpt/pull/592
• Mt/row origin call by @Opt-Mucca in https://github.com/scipopt/PySCIPOpt/pull/598
• add (co)sine functions by @pfetsch in https://github.com/scipopt/PySCIPOpt/pull/612
• Add ability to set priced variable score by @mmghannam in https://github.com/scipopt/PySCIPOpt/pull/623
• Default lib and include paths fixed for Mac installation by @sm-ghavami in https://github.com/scipopt/PySCIPOpt/pull/647
• pyproject.toml: New by @mkoeppe in https://github.com/scipopt/PySCIPOpt/pull/628
• pyproject.toml: Set build-backend by @mkoeppe in https://github.com/scipopt/PySCIPOpt/pull/650
• .github/workflows/integration-test.yml: Update tested Python versions by @mkoeppe in https://github.com/scipopt/PySCIPOpt/pull/649
• updated copyright date to 2023 by @Urquh4rt in https://github.com/scipopt/PySCIPOpt/pull/642
• New release 4.3 by @mattmilten in https://github.com/scipopt/PySCIPOpt/pull/661

New Contributors

• @mmghannam made their first contribution in https://github.com/scipopt/PySCIPOpt/pull/623
• @sm-ghavami made their first contribution in https://github.com/scipopt/PySCIPOpt/pull/647
• @mkoeppe made their first contribution in https://github.com/scipopt/PySCIPOpt/pull/628
• @Urquh4rt made their first contribution in https://github.com/scipopt/PySCIPOpt/pull/642

Full Changelog: https://github.com/scipopt/PySCIPOpt/compare/v4.2.0...v4.3.0

Added the new cut selector plugin implemented in scip8

compatible with SCIPOptSuite 8.0.0

• add support for concurrent optimization
  • note that SCIP needs to be linked to a TPI (task processing interface) to use this feature

What's Changed

• SCIPsolverConcurrent implementation from issue #229 by @TNonet in https://github.com/scipopt/PySCIPOpt/pull/535
• fix action to also run on external PRs by @mattmilten in https://github.com/scipopt/PySCIPOpt/pull/536
• fix concurrent solve test by @mattmilten in https://github.com/scipopt/PySCIPOpt/pull/537

New Contributors

• @TNonet made their first contribution in https://github.com/scipopt/PySCIPOpt/pull/535

Full Changelog: https://github.com/scipopt/PySCIPOpt/compare/v3.3.0...v3.4.0