ci: add palette sync workflow

.github/workflows/lint.yaml

@@ -19,7 +19,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - uses: astral-sh/setup-uv@v5
         with:
-          version: 0.6.3
+          version: "0.6.3"
           python-version: ${{ matrix.python-version }}
           enable-cache: true
           cache-dependency-glob: "uv.lock"

.github/workflows/palette.yml

@@ -0,0 +1,40 @@
+name: Palette
+
+on:
+  push:
+    branches:
+      - "main"
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 * * *" # Run every day at midnight UTC
+
+jobs:
+  createPullRequest:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: astral-sh/setup-uv@v5
+        with:
+          version: "0.6.3"
+          python-version: "3.13"
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+
+      - name: Fetch latest palette
+        run: curl -Lo src/palette.json 'https://raw.githubusercontent.com/catppuccin/palette/main/palette.json'
+
+      - name: Run codegen
+        run: uv run --extra matplotlib build.py
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v7
+        with:
+          commit-message: "feat: auto-sync upstream palettes"
+          committer: "GitHub <noreply@github.com>"
+          author: "${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>"
+          signoff: false
+          branch: new-palettes
+          delete-branch: true
+          title: "feat: auto-sync upstream palettes"
+          body: |
+            Auto-update `src/palette.json` based on https://github.com/catppuccin/palette/blob/main/palette.json

.github/workflows/release-please.yaml

@@ -34,7 +34,7 @@ jobs:
           python-version-file: "pyproject.toml"
       - uses: astral-sh/setup-uv@v5
         with:
-          version: 0.6.3
+          version: "0.6.3"
           enable-cache: true
           cache-dependency-glob: "uv.lock"
       - run: uv build

.github/workflows/test.yaml

@@ -21,7 +21,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - uses: astral-sh/setup-uv@v5
         with:
-          version: 0.6.3
+          version: "0.6.3"
           python-version: "${{ matrix.python-version }}"
           enable-cache: true
           cache-dependency-glob: "uv.lock"

build.py

@@ -71,18 +71,17 @@ def codegen() -> str:
 
 
 if __name__ == "__main__":
-    # Generate the palette.py file
-
+    print("running codegen")
     palette_path = Path.cwd() / "catppuccin" / "palette.py"
-    with palette_path.open("w") as f:
-        source = codegen()
-        print(source, file=f)
-    # Run `ruff format` on the generated file
+    with palette_path.open("w", newline="\n") as f:
+        f.write(codegen())
+    print("formatting with ruff")
     ruff_format = f"ruff format {palette_path}"
-    subprocess.run(ruff_format.split(), check=True)  # noqa: S603
+    subprocess.run(ruff_format.split(), check=True, stdout=subprocess.DEVNULL)
+    print("palette.py generation complete")
 
     # Generate the matplotlib styles
-
+    print("generating matplotlib styles")
     from catppuccin.extras.matplotlib import CATPPUCCIN_STYLE_DIRECTORY
     from catppuccin.palette import PALETTE
 
@@ -91,34 +90,42 @@ def codegen() -> str:
     ).read_text()
 
     for key, palette in asdict(PALETTE).items():
+        print(f"- {key}")
         text = template_text
         text = text.replace("<palette>", key)
         for color in palette["colors"]:
             text = text.replace(
                 f"<{color}>",
                 palette["colors"][color]["hex"].replace("#", ""),
             )
-        with (CATPPUCCIN_STYLE_DIRECTORY / f"{key}.mplstyle").open("w") as f:
+        style_path = CATPPUCCIN_STYLE_DIRECTORY / f"{key}.mplstyle"
+        with style_path.open("w", newline="\n") as f:
             f.write(text)
+    print("matplotlib styles generation complete")
 
     # Generate matplotlib assets for the docs
     import matplotlib as mpl
     import matplotlib.pyplot as plt
 
     import catppuccin  # This loads the styles in matplotlib  # noqa: F401
 
+    print("generating matplotlib asset images")
     for palette_name in asdict(PALETTE):
+        print(f"- {palette_name}")
         mpl.style.use(palette_name)
 
         palette_path = Path.cwd() / "assets" / palette_name
         palette_path.mkdir(exist_ok=True, parents=True)
 
         # Plot palette separately
+        print("  - palette")
         fig = plot_palette(palette_name)
         fig.savefig(palette_path / "palette.png", dpi=DPI)
 
         # Plot examples
         for filename, plot_function in example_plots.items():
+            print(f"  - {filename}")
             fig = plot_function()
             fig.savefig(palette_path / f"{filename}.png", dpi=DPI)
             plt.close()
+    print("matplotlib asset image generation complete")

catppuccin/extras/matplotlib_styles/_catppuccin_template.txt

@@ -32,7 +32,7 @@ grid.color: <surface0>
 
 # Boxplots: Overlay 0
 boxplot.flierprops.color: <overlay0>
-boxplot.flierprops.markerfacecolor: <overlay0> 
+boxplot.flierprops.markerfacecolor: <overlay0>
 boxplot.flierprops.markeredgecolor: <overlay0>
 boxplot.boxprops.color: <overlay0>
 boxplot.whiskerprops.color: <overlay0>

pyproject.toml

@@ -26,9 +26,9 @@ gh-pages = ["tinycss2>=1.2.1"]
 [dependency-groups]
 dev = [
   "mypy>=1.15.0",
-  "pytest>=8.3.4",
+  "pytest>=8.3.5",
   "pytest-cov>=6.0.0",
-  "ruff>=0.9.7",
+  "ruff>=0.9.9",
   "types-pygments>=2.19.0.20250219",
   "types-colorama>=0.4.15.20240205",
 ]
@@ -49,6 +49,10 @@ ignore = [
   "S101",    # assert
   "PLR2004", # magic-value-comparison
 ]
+"build.py" = [
+  "T201", # print
+  "S603", # subprocess-without-shell-equals-true
+]
 
 [tool.mypy]
 strict = true