Fix Ruff lint violations

check_dist/__init__.py

@@ -1,6 +1,6 @@
 __version__ = "0.1.5"
 
-from ._core import (  # noqa: F401
+from ._core import (
     CheckDistError,
     check_absent,
     check_dist,

check_dist/_core.py

@@ -9,16 +9,12 @@
 import sys
 import tarfile
 import tempfile
+import tomllib
 import zipfile
 from pathlib import Path
 
 import yaml
 
-if sys.version_info >= (3, 11):
-    import tomllib
-else:
-    import tomli as tomllib
-
 
 class CheckDistError(Exception):
     """Error raised when distribution checks fail."""
@@ -351,7 +347,7 @@ def build_dists(source_dir: str, output_dir: str, *, no_isolation: bool = False)
         cmd.insert(-1, "--no-isolation")
     cmd.append(source_dir)
 
-    result = subprocess.run(cmd, capture_output=True, text=True)
+    result = subprocess.run(cmd, capture_output=True, text=True, check=False)
     if result.returncode == 0:
         return warnings
 
@@ -364,7 +360,7 @@ def build_dists(source_dir: str, output_dir: str, *, no_isolation: bool = False)
         if no_isolation:
             cmd.insert(-1, "--no-isolation")
         cmd.append(source_dir)
-        r = subprocess.run(cmd, capture_output=True, text=True)
+        r = subprocess.run(cmd, capture_output=True, text=True, check=False)
         if r.returncode == 0:
             built_any = True
         else:
@@ -442,6 +438,7 @@ def get_vcs_files(source_dir: str) -> list[str]:
             capture_output=True,
             text=True,
             cwd=source_dir,
+            check=False,
         )
     except FileNotFoundError:
         raise CheckDistError("git not found – only git is currently supported for VCS tracking")
@@ -472,10 +469,7 @@ def matches_pattern(filepath: str, pattern: str) -> bool:
 
     if fnmatch.fnmatch(filepath, translated):
         return True
-    if fnmatch.fnmatch(os.path.basename(filepath), translated):
-        return True
-
-    return False
+    return fnmatch.fnmatch(os.path.basename(filepath), translated)
 
 
 def _matches_hatch_pattern(filepath: str, pattern: str) -> bool:
@@ -495,9 +489,7 @@ def _matches_hatch_pattern(filepath: str, pattern: str) -> bool:
         return True
     if fnmatch.fnmatch(filepath, pat):
         return True
-    if fnmatch.fnmatch(os.path.basename(filepath), pat):
-        return True
-    return False
+    return fnmatch.fnmatch(os.path.basename(filepath), pat)
 
 
 def check_present(files: list[str], patterns: list[str], dist_type: str) -> list[str]:

check_dist/tests/test_all.py

@@ -9,6 +9,7 @@
 import textwrap
 import zipfile
 from pathlib import Path
+from typing import ClassVar
 from unittest.mock import patch
 
 import pytest
@@ -43,9 +44,7 @@
 class TestTranslateExtension:
     def test_no_change_on_native(self):
         """No translation when extension is already native."""
-        if sys.platform == "linux":
-            assert translate_extension("foo.so") == "foo.so"
-        elif sys.platform == "darwin":
+        if sys.platform in ("linux", "darwin"):
             assert translate_extension("foo.so") == "foo.so"
         elif sys.platform == "win32":
             assert translate_extension("foo.pyd") == "foo.pyd"
@@ -129,7 +128,7 @@ def test_nested_directory_pattern(self):
 
 
 class TestCheckPresent:
-    FILES = [
+    FILES: ClassVar[list[str]] = [
         "check_dist/__init__.py",
         "check_dist/_core.py",
         "LICENSE",
@@ -170,7 +169,7 @@ def test_cross_platform_missing(self, _mock):
 
 
 class TestCheckAbsent:
-    FILES = [
+    FILES: ClassVar[list[str]] = [
         "check_dist/__init__.py",
         "Makefile",
         ".github/workflows/ci.yml",
@@ -357,7 +356,7 @@ class TestSdistExpectedFiles:
     """Covers hatch semantics: packages, include, exclude, only-include,
     force-include, sources, and their interactions."""
 
-    VCS = [
+    VCS: ClassVar[list[str]] = [
         "pkg/__init__.py",
         "pkg/core.py",
         "rust/src/lib.rs",
@@ -534,7 +533,7 @@ def test_empty_config(self):
 class TestFilterExtrasByHatch:
     """Verify that copier-derived extras are trimmed to match hatch config."""
 
-    EXTRAS = ["rust", "src", "Cargo.toml", "Cargo.lock", "target"]
+    EXTRAS: ClassVar[list[str]] = ["rust", "src", "Cargo.toml", "Cargo.lock", "target"]
 
     def test_no_hatch_config(self):
         assert _filter_extras_by_hatch(self.EXTRAS, {}) == self.EXTRAS
@@ -940,8 +939,8 @@ class TestGetVcsFiles:
     def test_in_git_repo(self, tmp_path):
         """Integration test: create a real tiny git repo."""
         subprocess.run(["git", "init", str(tmp_path)], capture_output=True, check=True)
-        subprocess.run(["git", "config", "user.email", "test@test.com"], cwd=str(tmp_path), capture_output=True)
-        subprocess.run(["git", "config", "user.name", "Test"], cwd=str(tmp_path), capture_output=True)
+        subprocess.run(["git", "config", "user.email", "test@test.com"], cwd=str(tmp_path), capture_output=True, check=False)
+        subprocess.run(["git", "config", "user.name", "Test"], cwd=str(tmp_path), capture_output=True, check=False)
         (tmp_path / "hello.py").write_text("print('hi')\n")
         subprocess.run(["git", "add", "hello.py"], cwd=str(tmp_path), capture_output=True, check=True)
         subprocess.run(["git", "commit", "-m", "init"], cwd=str(tmp_path), capture_output=True, check=True)
@@ -992,8 +991,8 @@ def _make_project(tmp_path: Path, *, extra_files: dict[str, str] | None = None)
 
     # Set up a git repo so VCS checks work
     subprocess.run(["git", "init", str(proj)], capture_output=True, check=True)
-    subprocess.run(["git", "config", "user.email", "t@t.com"], cwd=str(proj), capture_output=True)
-    subprocess.run(["git", "config", "user.name", "T"], cwd=str(proj), capture_output=True)
+    subprocess.run(["git", "config", "user.email", "t@t.com"], cwd=str(proj), capture_output=True, check=False)
+    subprocess.run(["git", "config", "user.name", "T"], cwd=str(proj), capture_output=True, check=False)
     subprocess.run(["git", "add", "."], cwd=str(proj), capture_output=True, check=True)
     subprocess.run(["git", "commit", "-m", "init"], cwd=str(proj), capture_output=True, check=True)
     return proj
@@ -1027,7 +1026,7 @@ def test_missing_present_pattern(self, tmp_path):
     @pytest.mark.slow
     def test_verbose_lists_files(self, tmp_path):
         proj = _make_project(tmp_path)
-        success, messages = check_dist(str(proj), verbose=True)
+        _success, messages = check_dist(str(proj), verbose=True)
         combined = "\n".join(messages)
         # Verbose mode should list individual files
         assert "mypkg/__init__.py" in combined
@@ -1039,6 +1038,7 @@ def test_help(self):
             [sys.executable, "-m", "check_dist._cli", "--help"],
             capture_output=True,
             text=True,
+            check=False,
         )
         assert result.returncode == 0
         assert "check-dist" in result.stdout.lower() or "Check Python" in result.stdout

pyproject.toml

@@ -30,7 +30,6 @@ classifiers = [
 
 dependencies = [
     "pyyaml",
-    "tomli",
 ]
 
 [project.optional-dependencies]