Rework tox to work with optional tox-uv

Signed-off-by: Samuel Monson <smonson@redhat.com>

Author: sjmonson

pyproject.toml

@@ -17,9 +17,7 @@ url = "https://download.pytorch.org/whl/cpu"
 explicit = true
 
 [tool.uv.sources]
-torch = [
-  { index = "pytorch-cpu" },
-]
+torch = { index = "pytorch-cpu" }
 
 # ************************************************
 # ********** Project Metadata **********

tox.ini

@@ -3,40 +3,44 @@ min_version = 4.0
 env_list = py3{10,11,12,13}
 
 
-[testenv]
+[testenv:tests]
 description = Run all tests
-extras = dev
-groups = dev # Used instead of extras by tox-pdm
+dependency_groups = dev
 commands =
-    pytest tests/ {posargs}
+    python -m pytest {posargs:tests/}
 
 
 [testenv:test-unit]
 description = Run unit tests
+base = tests
 commands =
     python -m pytest tests/unit {posargs}
 
 
 [testenv:test-integration]
 description = Run integration tests
+base = tests
 commands =
     python -m pytest tests/integration {posargs}
 
 
 [testenv:test-e2e]
 description = Run end-to-end tests
+base = tests
 commands =
     python -m pytest tests/e2e {posargs}
 
 
 [testenv:quality]
 description = Run all quality checks
+base = tests
 commands =
     ruff check
     python -m mdformat --check README.md DEVELOPING.md CONTRIBUTING.md CODE_OF_CONDUCT.md docs/ src/ tests/
 
 [testenv:style]
 description = Run style checks and fixes
+base = tests
 commands =
     ruff format
     ruff check --fix
@@ -45,12 +49,14 @@ commands =
 
 [testenv:types]
 description = Run type checks
+base = tests
 commands =
     mypy --check-untyped-defs {posargs}
 
 
 [testenv:links]
 description = Run link checks for root and docs markdown files
+base = tests
 commands =
     mkdocs-linkcheck ./
     mkdocs-linkcheck docs/
@@ -71,13 +77,12 @@ commands =
 
 [testenv:clean]
 description = Clean up build, dist, and cache files
+runner = virtualenv
 skip_install = true
 env_log_dir = /tmp/.tox_clean
 allowlist_externals =
     find
     rm
-deps =
-groups =
 commands =
     rm -rf build
     rm -rf dist
@@ -93,6 +98,7 @@ commands =
 
 [testenv:lock]
 description = Update pylock
+runner = virtualenv
 skip_install = true
 allowlist_externals = ./scripts/generate_pylock.sh
 deps = uv