Fix prerelease CI (#85)

* Fix prerelease CI

* No pip cache

* Simplify

* ???

* !!!

* YAML fun

* Should be fine

.github/workflows/ci.yml

@@ -23,12 +23,10 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          cache: pip
           python-version: "3.x"
+      - uses: hynek/setup-cached-uv@v2
 
-      - run: python -Im pip install --upgrade wheel nox
-
-      - run: python -Im nox --session cog -- --check
+      - run: uvx nox --session cog -- --check
 
   build-package:
     name: Build & verify package
@@ -72,15 +70,13 @@ jobs:
           python-version: ${{ matrix.python-version }}
           allow-prereleases: true
       - uses: hynek/setup-cached-uv@v2
-      - run: uv pip install --system nox
 
       - name: Run tests
-        run: |
-          python -Im nox \
-            --python ${{ matrix.python-version }} \
-            --tags tests \
-            -- \
-            --installpkg dist/*.whl
+        run: >
+          uvx nox
+          --python ${{ matrix.python-version }}
+          --tags tests
+          -- --installpkg dist/*.whl
 
       - name: Upload coverage data
         uses: actions/upload-artifact@v4
@@ -156,8 +152,7 @@ jobs:
           allow-prereleases: true
       - uses: hynek/setup-cached-uv@v2
 
-      - run: uv pip install --system nox
-      - run: python -Im nox --session mypy
+      - run: uvx nox --session mypy
 
   docs:
     name: Build docs & run doctests
@@ -183,8 +178,7 @@ jobs:
           # [[[end]]]
       - uses: hynek/setup-cached-uv@v2
 
-      - run: uv pip install --system nox
-      - run: python -Im nox --session docs
+      - run: uvx nox --session docs
 
   install-dev:
     name: Verify dev env on ${{ matrix.os }}

noxfile.py

@@ -67,7 +67,7 @@ def pre_commit(session: nox.Session) -> None:
     session.run("pre-commit", "run", "--all-files")
 
 
-def _get_pkg(posargs: list[str], cov: bool) -> tuple[str, list[str]]:
+def _get_pkg(posargs: list[str]) -> tuple[str, list[str]]:
     """
     Allow `--installpkg path/to/wheel.whl` to be passed.
     """
@@ -80,9 +80,7 @@ def _get_pkg(posargs: list[str], cov: bool) -> tuple[str, list[str]]:
     except ValueError:
         pkg = "."
 
-    extra = "cov" if cov else "tests"
-
-    return f"{pkg}[{extra}]", posargs
+    return pkg, posargs
 
 
 def _cov(session: nox.Session, posargs: list[str]) -> None:
@@ -94,24 +92,24 @@ def _cov(session: nox.Session, posargs: list[str]) -> None:
 
 @nox.session(python=RUN_UNDER_COVERAGE, tags=["tests"])
 def tests_cov(session: nox.Session) -> None:
-    pkg, posargs = _get_pkg(session.posargs, cov=True)
-    session.install(pkg)
+    pkg, posargs = _get_pkg(session.posargs)
+    session.install(f"{pkg}[cov]")
 
     _cov(session, posargs)
 
 
 @nox.session(python=NOT_COVERAGE, tags=["tests"])
 def tests(session: nox.Session) -> None:
-    pkg, posargs = _get_pkg(session.posargs, cov=False)
-    session.install(pkg)
+    pkg, posargs = _get_pkg(session.posargs)
+    session.install(f"{pkg}[tests]")
 
     session.run("pytest", *posargs)
 
 
 @nox.session(python=OLDEST_PYTHON, tags=["tests"])
 def tests_oldest_attrs(session: nox.Session) -> None:
-    pkg, posargs = _get_pkg(session.posargs, cov=True)
-    session.install(pkg, f"attrs=={OLDEST_ATTRS}")
+    pkg, posargs = _get_pkg(session.posargs)
+    session.install(f"{pkg}[cov]", f"attrs=={OLDEST_ATTRS}")
 
     _cov(session, posargs)
 

pyproject.toml

@@ -32,7 +32,7 @@ dependencies = ["attrs>=17.4.0", "importlib_metadata; python_version<'3.8'"]
 
 [project.optional-dependencies]
 tests = ["pytest", "moto"]
-cov = ["environ-config[tests]", "coverage[toml]>=7.2.0"]
+cov = ["environ-config[tests]", "coverage[toml]"]
 aws = ["boto3"]
 docs = [
     "environ-config[aws]",