GAMSPy 1.1.0

Release Date: 30.10.2024

• General

  • Allow printing the records of variable/equation attributes with a print(variable.attribute[domain].records) syntax.

  • Allow printing the records of a subset of a parameter with print(parameter[‘literal’].records) syntax.

  • Allow printing the records of a subset of a set with print(set[‘literal’].records) syntax.

  • Update variable/equation attribute domains on addGamsCode call.

  • Show log file instead of listing file on solve statements with NEOS backend.

  • Add Linear layer formulation

  • Fix minor bug of domain conflict in batched matrix multiplication

  • Improve the error messages of the thrown exceptions in case the user provide a model option at Container creation time.

  • Do not allow models with the same name to override each other.

  • Upgrade gamspy_base and gamsapi versions to 48.2.0.

• Testing

  • Fix race conditions in the pipeline.

  • Remove redundant setRecords in gapmin.py example.

  • Add sq.py model to the test model suite.

  • Update hansmge model.

  • Fix lower bound in reshop model.

  • Add tests for the Linear layer

  • Add a script to measure the overhead of GAMSPy and Python in general for each model in the model library.

• Documentation

  • Add documentation for the Linear layer