v1.9.2

What's Changed

• BLD: fix build artifacts' size by @neutrinoceros in #172
• REL: prepare release 1.9.2 by @neutrinoceros in #173

Full Changelog: v1.9.1...v1.9.2

v1.9.1

What's Changed

• Bump pypa/gh-action-pypi-publish from 1.10.3 to 1.11.0 in /.github/workflows in the actions group by @dependabot in #165
• TST: avoid using high level (and thread-unsafe) pyplot API in tests by @neutrinoceros in #166
• MNT: fix ReadTheDocs builds by @neutrinoceros in #168
• TST: fix internal filter (discard __pycache__ as a colormap directory) by @neutrinoceros in #169
• REL: prepare release 1.9.1 by @neutrinoceros in #170

New Contributors

• @dependabot made their first contribution in #165

Full Changelog: v1.9.0...v1.9.1

v1.9.0

Highlights

User-visible changes

• Python 3.9 is not supported any more
• Python 3.13 is now explicitly supported
• pathlib is now supported everywhere in the API

What's Changed

• TST: use uv pip compile to keep lint deps in sync by @neutrinoceros in #130
• ENH: do not swallow traceback to original exception when failing to define a colormap by @neutrinoceros in #131
• TST: use uv pip compile to keep minimal deps in sync by @neutrinoceros in #129
• TST: revert numpy bump by @neutrinoceros in #132
• MNT: migrate ruff config by @neutrinoceros in #133
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #134
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #135
• TST: speed up env resolution with uv by @neutrinoceros in #136
• TYP: fix type-check time incompatibility with matplotlib 3.9.1 by @neutrinoceros in #137
• DEP: drop support for Python 3.9 by @neutrinoceros in #140
• TST: migrate to official astral-sh/setup-uv action by @neutrinoceros in #141
• MNT: simplify setup-uv usage following 2.1.1 release by @neutrinoceros in #142
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #143
• TST: add CPython 3.13 to regular test matrix by @neutrinoceros in #144
• BLD: migrate build backend from setuptools to hatchling by @neutrinoceros in #146
• TST: drop pytest-cov and codecov (use coverage.py natively instead) by @neutrinoceros in #148
• BLD: migrate to src layout by @neutrinoceros in #147
• TST: reintroduce coverage measurement and improve coverage to 100% (excluding defensive programming lines) by @neutrinoceros in #149
• TST: use exact commit sha for github actions by @neutrinoceros in #150
• UX: clarify generic error message when failing to import/register a colormap by @neutrinoceros in #151
• DOC: lock the whole environment (not just direct dependencies) by @neutrinoceros in #152
• TST: don't use editable install in CI by @neutrinoceros in #153
• DOC: Update cmasher/colormaps references by @emmanuel-ferdman in #154
• DOC: move static png out of src dir by @neutrinoceros in #156
• TST: avoid venv activation in CI by @neutrinoceros in #157
• MNT: build docs with Python 3.13 by @neutrinoceros in #158
• TST: truly test oldest test dependencies by @neutrinoceros in #159
• TST: don't use editable install in CI (again) by @neutrinoceros in #160
• TST: fix coverage report combination by @neutrinoceros in #161
• ENH: support pathlib.Path everywhere by @neutrinoceros in #162
• CLN: tidy import statements by @neutrinoceros in #163
• REL: prepare release 1.9.0 by @neutrinoceros in #164

New Contributors

• @emmanuel-ferdman made their first contribution in #154

Full Changelog: v1.8.0...v1.9.0

v1.8.0

What's changed

This release brings a new utility function to cmasher to easily combine colormaps. See our documentation.

• ENH: Add cmasher.combine_cmaps, by @DanielYang59 in #122
• REL: prepare release 1.8.0, by @neutrinoceros in #123

Full Changelog: v1.7.2...v1.8.0

v1.7.2

What's Changed

• ENH: add stub file of cm.py and script that generates it, by @beskep in #112
• REL: release 1.7.2 by @neutrinoceros in #114

Full Changelog: v1.7.1...v1.7.2

v1.7.1

What's Changed

• TST: ignore __pycache__ in test generation by @neutrinoceros in #101
• ENH: slightly improve startup time by raising an exception early if viscm is installed/needed by @neutrinoceros in #100
• ENH: load colormaps from binaries instead of text files by @neutrinoceros in #102
• ENH: reduce startup overhead from colormap registrations by skipping type heuristics and runtime sanity checks for builtin maps by @neutrinoceros in #103
• TST: add doc build to CI, move dev requirement files to dedicated folder by @neutrinoceros in #104
• TYP: run type checking as part of CI by @neutrinoceros in #105
• DOC: fix broken GHA badge by @neutrinoceros in #106
• REL: prepare release 1.7.1 by @neutrinoceros in #107

Full Changelog: v1.7.0...v1.7.1

v1.7.0

Highlights

• This is the first release by CMasher's new maintainer @neutrinoceros
• Python 3.9 to 3.12 is supported
• Deprecation warnings triggered with current Matplotlib versions (3.5 -> 3.8) were resolved
• The deprecated colormap alias "heat" was removed. The colormap is still available as "torch"

Dependencies

• Python 3.9 or newer is now required
• Matplotlib 3.5 or newer is now required
• Numpy 1.19.3 or newer is now required
• e13tools was dropped as a dependency

What's Changed

• GitHub Action to lint Python code by @cclauss in #39
• ENH: future proof against matplotlib's evolving API by @neutrinoceros in #44
• MNT: migrate setup.cfg -> pyproject.toml by @neutrinoceros in #55
• MNT: drop support for EOL Python versions 3.6 and 3.7 by @neutrinoceros in #56
• MNT: fixup codespell check by @neutrinoceros in #57
• MNT: enable dependabot by @neutrinoceros in #59
• MNT: migrate linting and formatting to pre-commit + ruff by @neutrinoceros in #60
• STY: autofixes (ruff) by @neutrinoceros in #61
• MNT: upgrade GHA by @neutrinoceros in #62
• MNT: temporarily deactivate cross-plateform CI by @neutrinoceros in #64
• MNT: exclude new dev-only files in MANIFEST.in by @neutrinoceros in #63
• TST: add color to pytest output in CI by @neutrinoceros in #65
• TST: fix utility tests by @neutrinoceros in #66
• STY: manually fix remaining ruff violations by @neutrinoceros in #67
• STY: fix EOF by @neutrinoceros in https://github.com/1313e/CMasher/pull/
• STY: apply ruff-format by @neutrinoceros in #69
• STY: fix trailing whitespaces by @neutrinoceros in #95
• MNT: fix bandit pre-commit hook by @neutrinoceros in #71
• MNT: prettify yaml files by @neutrinoceros in #72
• MNT: fixup codespell pre-commit hook by @neutrinoceros in #73
• MNT: temporarily disable safety check by @neutrinoceros in #75
• DEP: bump minimal requirements on matplotlib 3.5 and numpy 1.17.3 by @neutrinoceros in #76
• API: remove deprecated colormap alias (heat -> torch) by @neutrinoceros in #77
• DEP: drop dependency on e13tools (broken on Python 3.12) by @neutrinoceros in #78
• MNT: fix deprecation warnings from matplotlib by @neutrinoceros in #79
• TST: test against matplotlib/viscm instead of fork by @neutrinoceros in #80
• BUG: fix a future warning from numpy (avoid iterating over scalar array) by @neutrinoceros in #81
• TST: treat warnings as errors by @neutrinoceros in #74
• MNT: drop support for Python 3.8 by @neutrinoceros in #83
• TST: add explicit support for Python 3.10 to 3.12 by @neutrinoceros in #82
• TST: drop support for Windows x86 (32 bits arch) by @neutrinoceros in #85
• TST: re-enable tests on Windows and MacOS by @neutrinoceros in #84
• MNT: cleanup unused requirement by @neutrinoceros in #87
• MNT: bump minimal requirement for numpy by @neutrinoceros in #88
• BUG: fix compatibility with matplotlib 3.5 by @neutrinoceros in #89
• ENH: delay expensive imports by @neutrinoceros in #90
• TST: test against minimal env by @neutrinoceros in #86
• MNT: stop linting with flake8 (ruff is already doing the job) by @neutrinoceros in #91
• TST: simplify pytest runs by @neutrinoceros in #92
• TST: separate publication-related tasks from normal tests by @neutrinoceros in #93
• REL: prepare release 1.7.0 by @neutrinoceros in #94
• REL: release 1.7.0 by @neutrinoceros in #95

New Contributors

• @cclauss made their first contribution in #39
• @neutrinoceros made their first contribution in #44

Full Changelog: v1.6.0...v1.7.0

v1.6.0

This is the v1.6.0 release of the CMasher package.

New additions/changes since v1.5.0:

• Removed support for Python 3.5;
• Added support for Python 3.9;
• Added the amethyst; cosmic; lilac; neon; sepia; tree and tropical sequential colormaps;
• Added the guppy and seaweed diverging colormaps;
• Added the emergency and infinity cyclic colormaps;
• Remade the seasons diverging colormap into a cyclic colormap;
• Remade the gem sequential colormap into a [15, 85] version;
• Modified flamingo slightly to include more pink;
• Added ability to turn off the greyscale versions of all colormaps in the colormap overviews;
• Added option to scale the dimensions of the colormap subplots in the colormap overviews;
• Added a dark_mode option to create_cmap_overview;
• Added ability to make qualitative colormaps from existing colormaps (#28);
• Added tutorial to docs on how to use CMasher colormaps in R (#26);
• Colormaps can now be imported/registered using their HEX-code values;
• Colormaps are now also available using their normalized RGB values in the individual colormap folders;
• Added an application overview of all colormaps to the 'Usage' section in the online docs, which can be used to easily see what a colormap looks like when used in a realistic way.

v1.5.0

This is the v1.5.0 release of the CMasher package.

New additions/changes:

• Dropped Python 2.7 support;
• Added the wildfire; and toxic colormaps;
• Renamed old wildfire to seasons;
• Added the sort=None argument to create_colormap_overview to allow for the colormaps to retain their current order;
• Added the title argument to create_colormap_overview to set the title that is used in the overview;
• Added a set of CLI tools that allow for some utility functions to be accessed from the command-line with cmr;
• Changed the take_cmap_colors function to allow for all colors in a specific range to be returned with N=None;
• Added the create_cmap_mod function that can create stand-alone Python modules of CMasher colormaps.

v1.4.0

This is the v1.4.0 release of the CMasher package.

New additions/changes:

• Added the bubblegum; fall; pepper; swamp; watermelon; and wildfire colormaps;
• Reworked the dusk colormap into a [0, 85] sequential colormap;
• Reworked the horizon colormap into a [20, 100] sequential colormap;
• Reworked the nuclear colormap into a [0, 90] sequential colormap;
• Revamped the online documentation to create separate webpages for each colormap;
• Online documentation now includes examples of each utility function that CMasher has;
• Added the get_sub_cmap; set_cmap_legend_entry; and take_cmap_colors functions;
• Split off the registration part of the import_cmaps function into the register_cmap function;
• Converted the _get_cm_type function into the public get_cmap_type function;
• Added 8-bit RGB text-files of each colormap to the appropriate colormap directory;
• Added stand-alone Python modules of each colormap as well;
• The create_cmap_overview function now treats diverging colormaps differently when sorting on their lightness profiles (takes central value instead of starting value).