🚜 Refactors nox and streamlines pipelines

justfile

@@ -5,13 +5,16 @@
     just --fmt --unstable
 
 @nox *ARGS:
-    nox --no-install --reuse-existing-virtualenvs {{ ARGS }}
+    python -m nox --no-install --reuse-existing-virtualenvs {{ ARGS }}
 
 @pip-compile:
-    pip-compile --resolver=backtracking
+    python -m piptools compile --resolver=backtracking
 
 @pre-commit:
     git ls-files -- . | xargs pre-commit run --config=.pre-commit-config.yaml --files
 
 @test *ARGS:
-    nox --reuse-existing-virtualenvs {{ ARGS }}
+    python -m nox --reuse-existing-virtualenvs \
+        --session "test_django_version" \
+        --session "test_python_version" \
+        {{ ARGS }}

noxfile.py

@@ -1,16 +1,30 @@
 import nox
 
+# DJANGO_STABLE_VERSION should be set to the latest Django LTS version
+# and should *not* appear in DJANGO_VERSIONS
 
-DJANGO_STABLE_VERSION = ["4.2"]
+DJANGO_STABLE_VERSION = "4.2"
 DJANGO_VERSIONS = ["3.2", "4.1", "main"]
 
-PYTHON_STABLE_VERSION = ["3.11"]
+# PYTHON_STABLE_VERSION should be set to the latest stable Python version
+# and should *not* appear in PYTHON_VERSIONS
+
+PYTHON_STABLE_VERSION = "3.11"
 PYTHON_VERSIONS = ["3.8", "3.9", "3.10"]
 
 
-@nox.session(python=PYTHON_STABLE_VERSION, tags=["django"])
+@nox.session
+def lint(session):
+    session.install(".[lint]")
+    session.run("python", "-m", "pre_commit", "run", "--all-files")
+
+
+@nox.session(python=[PYTHON_STABLE_VERSION], tags=["django"])
 @nox.parametrize("django", DJANGO_VERSIONS)
 def test_django_version(session: nox.Session, django: str) -> None:
+    if django == DJANGO_STABLE_VERSION:
+        session.skip()
+
     session.install(".[test]")
 
     if django == "main":
@@ -22,8 +36,11 @@ def test_django_version(session: nox.Session, django: str) -> None:
 
 
 @nox.session(python=PYTHON_VERSIONS, tags=["python"])
-@nox.parametrize("django", DJANGO_STABLE_VERSION)
+@nox.parametrize("django", [DJANGO_STABLE_VERSION])
 def test_python_version(session: nox.Session, django: str) -> None:
+    if session.python == PYTHON_STABLE_VERSION:
+        session.skip()
+
     session.install(".[test]")
     session.install(f"django~={django}")
     session.run("pytest", *session.posargs)

setup.cfg

@@ -36,6 +36,8 @@ zip_safe = False
 tests_require = django-friendship[test]
 
 [options.extras_require]
+lint =
+	pre-commit
 test =
 	black
 	pytest