Linting updates

.ruff.toml

@@ -35,7 +35,7 @@ lint.exclude = [
 line-length = 100
 
 # Allow unused variables when underscore-prefixed.
-dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
+lint.dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 
 # Assume Python 3.10.
 target-version = "py310"

tests/test_zarr3.py

@@ -1,3 +1,4 @@
+"""Test the Zarr version 3 codec with the Blosc2 codec."""
 from __future__ import annotations
 
 from typing import TYPE_CHECKING
@@ -18,7 +19,7 @@
 pytestmark = [
     pytest.mark.filterwarnings("ignore:Codec 'numcodecs.*' not configured in config.*:UserWarning"),
     pytest.mark.filterwarnings(
-        "ignore:Numcodecs codecs are not in the Zarr version 3 specification and may not be supported by other zarr implementations."
+        "ignore:Numcodecs codecs are not in the Zarr version 3 specification and may not be supported by other zarr implementations." # noqa
     ),
 ]
 
@@ -35,6 +36,7 @@
 
 @pytest.fixture
 def store() -> StorePath:
+    """Make a new in-memory store."""
     return StorePath(MemoryStore(read_only=False))
 
 
@@ -48,6 +50,7 @@ def store() -> StorePath:
 def test_generic_compressor(
     store: StorePath, codec_class: type[numcodecs.zarr3._NumcodecsBytesBytesCodec]
 ):
+    """Test that the generic compressor works with the Blosc2 codec."""
     data = np.arange(0, 256, dtype="uint16").reshape((16, 16))
 
     with pytest.warns(UserWarning, match=EXPECTED_WARNING_STR):