GAMSPy 1.13.0 (2025-07-15)#

New features#

  • #616: Implement container.writeSolverOptions to write solver option files to the working directory.

  • #654: Implemented TorchSequential convenience formulation for embedding Sequential layers into GAMSPy.

Improvements in existing functionality#

  • #658: Add a gamspy option to disable solver validation. Useful for solvers that are added via gamsconfig.yaml.

  • #659: Allow server and port specification for on-prem license servers.

  • #660: Add DROP_DOMAIN_VIOLATIONS option.

Bug fixes#

  • #657: Unbounded input in the RegressionTree caused the value of M to become infinity. To prevent this, limit M to 1e10.

  • #663: Fix duplicate domain name issue in the MIRO contract. Fix symbol declaration without records for miro apps.

  • #665: Allow PathLike objects for loadpoint option.

  • #666: Fix set attributes records call.

  • #667: Fix the bug in expert sync mode due to missing attribute.

Improved documentation#

  • #654: Added docs for TorchSequential formulation.