v1.3.0

Installing NLE

Install with pip: pip install nle==1.3.0.

See README.md and/or docker/README.md for further instructions.

New in NLE v1.3.0

🚀 New Features

• Add --fix-moon-phase flag for deterministic time-based game effects (#113, @akhti)
• Allow sanitizers to be enabled (#103, @jbcoe)
• Fast rebuilds of C/C++ code when needed. (#106, @jbcoe)
• Add pixel observations (#99, @StephenOman)
• Use scikit-build and dispense with setup.py (#77, @jbcoe)
• Modernize project for compatibility with uv (#71, @jbcoe)
• Use CMake's FetchContent to install third_party dependencies (#68, @jbcoe)

🐛 Bug Fixes

• Remove old dependency check on version.txt file (#115, @StephenOman)
• Deterministic SQL result ordering (#109, @jbcoe)
• Revert "Fast rebuilds of C/C++ code when needed. (#106)" (#108, @jbcoe)
• Ensure deterministic data loading (#104, @jbcoe)
• Patch boulder trap (#100, @BartekCupial)
• Upgrade Release Drafter Action to v6 (#74, @StephenOman)
• Fix fcontext stack size on 64KiB pages (#73, @j-lojek)
• Do not install CMake on MacOS CI machines (#64, @jbcoe)

📝 Documentation

• Adjusting links to dataset paper (#114, @samvelyan)
• Add the links to the NetHack Learning Dataset paper. (#107, @StephenOman)

🔨 Maintenance

• Add a devcontainer for easy debugging of Linux issues (#83, @jbcoe)
• Add a pre-commit check to ensure that the uv lockfile is up to date. (#86, @jbcoe)
• Use astral-sh/setup-uv@v7 in GitHub actions (#82, @jbcoe)
• Add CI action for pure CMake build (#80, @jbcoe)
• Avoid duplicate setup of uv in test-and-deploy GitHub workflow (#84, @jbcoe)
• Add a toml formatter to pre-commit checks (#76, @jbcoe)
• Use ruff rather than black and isort for linting (#75, @jbcoe)
• Gymnasium upgrade to v1.2.0 (#62, @StephenOman)
• Upgrade pybind11 to v3 (#61, @StephenOman)
• Add Python 3.13 support (#60, @StephenOman)
• Remove support for Python 3.8 (#59, @StephenOman)
• Change URLs to point to new NLE organisation (#58, @StephenOman)

Acknowledgements

Thanks to the following contributors for supporting the development of NLE! 🙏

@BartekCupial, @StephenOman, @akhti, @j-lojek, @jbcoe and @samvelyan