v0.51.0

Contributors to this version: Trevor James Smith (@Zeitsperre), Pascal Bourgault (@aulemahal).

New features and enhancements

• Added the op keyword to the growing_season_{start|end} indices and indicators, allowing for customizable threshold operators using indices.generic.compare(). (GH/1794, PR/1796).
• xclim now separates the optional dependencies into dev and docs recipes. Both can be installed with the all option ($ python -m pip install xclim[all]). (PR/1806).

Bug fixes

• Units of degree-days computations with Fahrenheit input fixed to yield "°R d". Added a new xclim.core.units.ensure_absolute_temperature method to convert from delta to absolute temperatures. (GH/1789, PR/1804).
• Clarified a typo in the docstring formula for xclim.indices.growing_season_length. (PR/1796).

Internal changes

• netcdf4 has been pinned below v1.7 for test stability reasons. (PR/1791).
• flake8-bandit-like checks have been enabled via ruff, with fixes for a few security-related issues. (PR/1806).
• xclim.testing.utils now employs more secure URL auditing checks. (PR/1806).
• CHANGES.rst has been renamed to CHANGELOG.rst, adhering to suggestions from the keepachangelog v.1.1.0 specifications. (PR/1823).

CI changes

• GitHub repository now uses Rulesets for branch protection. (PR/1790).
• Version bumping and project triage is now handled by the Ouranos Helper GitHub App. (PR/1790).
• bump-my-version has been updated to v0.23.0. (PR/1790).
• The Ouranos Helper GitHub App now provides verified commits. (GH/1811, PR/1812).
• Added the deptry package to the dev linter tools and linting workflows for performing dependency analyses. (PR/1806).
• Several linting tools have been updated to the latest versions and pinned. (PR/1806).