pyaimms Release Notes

This document provides a summary of the changes made in each release of the pyaimms package. It includes bug fixes, improvements, and new features introduced in each version.

Release History

• Version 25.1.3.1 (Release Date: 2025-07-28)

  • Fixed a crash when UV is running and exiting AIMMS.

  • Changed a typo in an error message from on of to one of.

  • Improved some error handling when resources failed to open.

• Version 25.1.1.3 (Release Date: 2025-07-28)

  • pyaimms now always requires a pyproject.toml file, which must specify the Python version and dependencies.

  • The setup of the UV environment is now asynchronous. Dependencies and environment are installed only when the first Python statement or script is executed, resulting in a brief initial wait. Subsequent Python loading is immediate.

  • pyaimms can now be run in the cloud.

  • Add extra guard rails for system defined python environment variables should not have those because its all set up by AIMMS.