PyPSA: Python for Power System Analysis

Revised release notes are available in the documentation.

What's Changed

• fix(deps): pin xarray<2025.07.0 by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1274
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci[bot] in https://github.com/PyPSA/PyPSA/pull/1275
• ci: update model tests by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1276
• Bugfix: correct use of snapshot weighting columns in statistics by @fneum in https://github.com/PyPSA/PyPSA/pull/1289
• refactor: remove v1.0.0 deprecations by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1257
• docs: improved docstrings and options module by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1296
• ci: remove docs build test by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1297
• Add utility function to compute annuity by @fneum in https://github.com/PyPSA/PyPSA/pull/1295
• ci: log installed versions in model runs by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1324
• fix: network version info log by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1300
• add carbon_management example and update components description by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1314
• fix: allow copying solved network after setting solver_model to None by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1325
• New Optimization Module & Stochastic Networks 🔨💥 by @Irieo in https://github.com/PyPSA/PyPSA/pull/1154
• refac: remove unneeded renaming of dims in secutiry constraint by @FabianHofmann in https://github.com/PyPSA/PyPSA/pull/1326
• Deprecate define_nominal_constraints_per_bus_carrier by @fneum in https://github.com/PyPSA/PyPSA/pull/1294
• fix: activate doctests by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1327
• Add additional MGA functionality and example by @koen-vg in https://github.com/PyPSA/PyPSA/pull/1269
• feat: exclude inactive components from model build by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1310
• fix: rename strongly meshed buses to Bus by @coroa in https://github.com/PyPSA/PyPSA/pull/1304
• feat: full support for current and new components API by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1329
• fix: small fix for new api by @lkstrp in https://github.com/PyPSA/PyPSA/pull/1331

Full Changelog: https://github.com/PyPSA/PyPSA/compare/v0.35.1...v1.0.0rc1