chore: ruff everything

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
         with:
           version: "0.4.x"
       - run: |
-          uv run ruff check
+          uv run ruff format --check
 
   Test:
     runs-on: ubuntu-latest

.pre-commit-config.yaml

@@ -0,0 +1,10 @@
+repos:
+- repo: https://github.com/astral-sh/ruff-pre-commit
+  # Ruff version.
+  rev: v0.8.2
+  hooks:
+    # Run the linter.
+    - id: ruff
+      args: [ --fix ]
+    # Run the formatter.
+    - id: ruff-format

jscatter/__init__.py

@@ -4,9 +4,9 @@
     from importlib_metadata import PackageNotFoundError, version  # type: ignore
 
 try:
-    __version__ = version("jupyter-scatter")
+    __version__ = version('jupyter-scatter')
 except PackageNotFoundError:
-    __version__ = "uninstalled"
+    __version__ = 'uninstalled'
 
 from .jscatter import Scatter, plot
 from .annotations import Line, HLine, VLine, Rect

jscatter/_cli.py

@@ -8,44 +8,47 @@
 from jscatter import __version__
 
 DEV = False
-IS_WINDOWS = sys.platform.startswith("win")
+IS_WINDOWS = sys.platform.startswith('win')
+
 
 def download_demo_notebook() -> Path:
     notebook = pooch.retrieve(
-        url=f"https://github.com/flekschas/jupyter-scatter/raw/refs/tags/v{__version__}/notebooks/demo.ipynb",
-        path=pooch.os_cache("jupyter-scatter"),
-        fname="demo.ipynb",
+        url=f'https://github.com/flekschas/jupyter-scatter/raw/refs/tags/v{__version__}/notebooks/demo.ipynb',
+        path=pooch.os_cache('jupyter-scatter'),
+        fname='demo.ipynb',
         known_hash=None,
     )
     return Path(notebook)
 
+
 def check_uv_available():
-    if shutil.which("uv") is None:
+    if shutil.which('uv') is None:
         print("Error: 'uv' command not found.", file=sys.stderr)
         print("Please install 'uv' to run `jscatter demo` entrypoint.", file=sys.stderr)
         print(
-            "For more information, visit: https://github.com/astral-sh/uv",
+            'For more information, visit: https://github.com/astral-sh/uv',
             file=sys.stderr,
         )
         sys.exit(1)
 
+
 def run_notebook(notebook_path: Path):
     check_uv_available()
 
     command = [
-        "uv",
-        "tool",
-        "run",
-        "--python",
-        "3.12",
-        "--from",
-        "jupyter-core",
-        "--with",
-        "jupyterlab",
-        "--with",
-        "." if DEV else f"jupyter-scatter=={__version__}",
-        "jupyter",
-        "lab",
+        'uv',
+        'tool',
+        'run',
+        '--python',
+        '3.12',
+        '--from',
+        'jupyter-core',
+        '--with',
+        'jupyterlab',
+        '--with',
+        '.' if DEV else f'jupyter-scatter=={__version__}',
+        'jupyter',
+        'lab',
         str(notebook_path),
     ]
 
@@ -56,24 +59,25 @@ def run_notebook(notebook_path: Path):
             completed_process = subprocess.run(command)
             sys.exit(completed_process.returncode)
         except subprocess.CalledProcessError as e:
-            print(f"Error executing {command[0]}: {e}", file=sys.stderr)
+            print(f'Error executing {command[0]}: {e}', file=sys.stderr)
             sys.exit(1)
     else:
         try:
             os.execvp(command[0], command)
         except OSError as e:
-            print(f"Error executing {command[0]}: {e}", file=sys.stderr)
+            print(f'Error executing {command[0]}: {e}', file=sys.stderr)
             sys.exit(1)
 
+
 def main():
-    parser = argparse.ArgumentParser(prog="jupyter-scatter")
-    subparsers = parser.add_subparsers(dest="command", help="Available commands")
-    subparsers.add_parser("demo", help=f"Run the demo notebook in JupyterLab")
+    parser = argparse.ArgumentParser(prog='jupyter-scatter')
+    subparsers = parser.add_subparsers(dest='command', help='Available commands')
+    subparsers.add_parser('demo', help=f'Run the demo notebook in JupyterLab')
     args = parser.parse_args()
 
-    if args.command == "demo":
+    if args.command == 'demo':
         if DEV:
-            notebook_path = Path(__file__).parent.parent / "notebooks" / "demo.ipynb"
+            notebook_path = Path(__file__).parent.parent / 'notebooks' / 'demo.ipynb'
         else:
             notebook_path = download_demo_notebook()
 
@@ -82,5 +86,5 @@ def main():
         parser.print_help()
 
 
-if __name__ == "__main__":
+if __name__ == '__main__':
     main()

jscatter/annotations.py

@@ -11,8 +11,9 @@
 DEFAULT_LINE_COLOR = '#000000'
 DEFAULT_LINE_WIDTH = 1
 
+
 @dataclass
-class HLine():
+class HLine:
     """
     A horizontal line annotation.
 
@@ -41,6 +42,7 @@ class HLine():
     >>> HLine(0)
     HLine(y=0, x_start=None, x_end=None, line_color=(0.0, 0.0, 0.0, 1.0), line_width=1)
     """
+
     y: float
     x_start: Optional[float] = DEFAULT_1D_LINE_START
     x_end: Optional[float] = DEFAULT_1D_LINE_END
@@ -50,8 +52,9 @@ class HLine():
     def __post_init__(self):
         self.line_color = to_rgba(self.line_color)
 
+
 @dataclass
-class VLine():
+class VLine:
     """
     A vertical line annotation.
 
@@ -80,6 +83,7 @@ class VLine():
     >>> VLine(0)
     VLine(x=0, y_start=None, y_end=None, line_color=(0.0, 0.0, 0.0, 1.0), line_width=1)
     """
+
     x: float
     y_start: Optional[float] = DEFAULT_1D_LINE_START
     y_end: Optional[float] = DEFAULT_1D_LINE_END
@@ -89,8 +93,9 @@ class VLine():
     def __post_init__(self):
         self.line_color = to_rgba(self.line_color)
 
+
 @dataclass
-class Rect():
+class Rect:
     """
     A rectangle annotation.
 
@@ -122,6 +127,7 @@ class Rect():
     >>> Rect(0)
     Rect(x_start=-1, x_end=1, y_start=-1, y_end=1, line_color=(0.0, 0.0, 0.0, 1.0), line_width=1)
     """
+
     x_start: float
     x_end: float
     y_start: float
@@ -132,8 +138,9 @@ class Rect():
     def __post_init__(self):
         self.line_color = to_rgba(self.line_color)
 
+
 @dataclass
-class Line():
+class Line:
     """
     A line annotation.
 
@@ -156,6 +163,7 @@ class Line():
     >>> Line([(-1, -1), (0, 0), (1, 1)])
     Line(vertices=[(-1, -1), (0, 0), (1, 1)], line_color=(0.0, 0.0, 0.0, 1.0), line_width=1)
     """
+
     vertices: List[Tuple[float]]
     line_color: Color = DEFAULT_LINE_COLOR
     line_width: int = DEFAULT_LINE_WIDTH

jscatter/annotations_traits.py

@@ -13,6 +13,7 @@
     Rect as ARect,
 )
 
+
 class Line(TraitType):
     info_text = 'line annotation'
 
@@ -21,6 +22,7 @@ def validate(self, obj: Any, value: Any):
             return value
         self.error(obj, value)
 
+
 class HLine(TraitType):
     info_text = 'horizontal line annotation'
 
@@ -29,6 +31,7 @@ def validate(self, obj: Any, value: Any):
             return value
         self.error(obj, value)
 
+
 class VLine(TraitType):
     info_text = 'vertical line annotation'
 
@@ -37,6 +40,7 @@ def validate(self, obj: Any, value: Any):
             return value
         self.error(obj, value)
 
+
 class Rect(TraitType):
     info_text = 'rectangle annotation'
 
@@ -45,15 +49,18 @@ def validate(self, obj: Any, value: Any):
             return value
         self.error(obj, value)
 
+
 def to_json(value, *args, **kwargs):
     d = None if value is None else asdict(value)
     return json.dumps(d, allow_nan=False)
 
+
 def annotations_to_json(value, *args, **kwargs):
     if value is None:
         return None
     return [to_json(v) for v in value]
 
+
 def from_json(value, *args, **kwargs):
     d = json.loads(value)
 
@@ -71,6 +78,7 @@ def from_json(value, *args, **kwargs):
 
     return None
 
+
 def annotations_from_json(value):
     value = json.loads(value)
 
@@ -79,6 +87,7 @@ def annotations_from_json(value):
 
     return [from_json(v) for v in value]
 
+
 serialization = dict(
     to_json=annotations_to_json,
     from_json=annotations_from_json,

jscatter/color_maps.py

@@ -1,14 +1,14 @@
 from matplotlib.colors import to_rgba
 
 okabe_ito = [
-    to_rgba('#56B4E9'), # sky blue
-    to_rgba('#E69F00'), # orange
-    to_rgba('#009E73'), # blueish green
-    to_rgba('#F0E442'), # yellow
-    to_rgba('#0072B2'), # blue
-    to_rgba('#D55E00'), # vermilion
-    to_rgba('#CC79A7'), # reddish purple
-    to_rgba('#000000'), # black
+    to_rgba('#56B4E9'),  # sky blue
+    to_rgba('#E69F00'),  # orange
+    to_rgba('#009E73'),  # blueish green
+    to_rgba('#F0E442'),  # yellow
+    to_rgba('#0072B2'),  # blue
+    to_rgba('#D55E00'),  # vermilion
+    to_rgba('#CC79A7'),  # reddish purple
+    to_rgba('#000000'),  # black
 ]
 
 glasbey_light = [
@@ -267,7 +267,7 @@
     to_rgba('#247c2a'),
     to_rgba('#826723'),
     to_rgba('#bfbc4d'),
-    to_rgba('#ddd3a5')
+    to_rgba('#ddd3a5'),
 ]
 
 glasbey_dark = [
@@ -526,5 +526,5 @@
     to_rgba('#a7423b'),
     to_rgba('#006e70'),
     to_rgba('#97833d'),
-    to_rgba('#dbafc8')
+    to_rgba('#dbafc8'),
 ]