Try and use uv conflicting deps

example/pyproject.toml

@@ -11,7 +11,7 @@ authors = [
     { name = "Stephen Moore", email = "stephen@delfick.com" },
 ]
 dependencies = [
-    "django==4.2.9",
+    "django>=4.2.16",
     "psycopg2-binary==2.9.9",
 ]
 

pyproject.toml

@@ -13,14 +13,6 @@ authors = [
 ]
 requires-python = ">=3.10"
 
-[tool.uv]
-dev-dependencies = [
-    "tools",
-    "djangoexample",
-    "proper_plugin",
-    "extended_mypy_django_plugin_test_driver",
-]
-
 [tool.hatch.metadata]
 allow-direct-references = true
 
@@ -41,6 +33,28 @@ extended_mypy_django_plugin_test_driver = { workspace = true }
 [tool.uv.workspace]
 members = ["tools", "example", "scripts/test_helpers", "scripts/proper_plugin"]
 
+[dependency-groups]
+dev = [
+    "tools",
+    "djangoexample",
+    "proper_plugin",
+    "extended_mypy_django_plugin_test_driver",
+]
+old-django = [
+  "django==4.2.16"
+]
+new-django = [
+  "django==5.1.2"
+]
+
+[tool.uv]
+conflicts = [
+    [
+      { group = "old-django" },
+      { group = "new-django" },
+    ],
+]
+
 [tool.ruff]
 target-version = "py310"
 line-length = 99

tests/conftest.py

@@ -1 +1,9 @@
+import importlib
+
+import pytest
+
 pytest_plugins = ["pytest_typing_runner", "extended_mypy_django_plugin_test_driver.plugin"]
+
+
+def pytest_report_header(config: pytest.Config) -> list[str] | None:
+    return [f"Django: {importlib.metadata.version('django')}"]

tools/requirements.uv.txt

@@ -1 +1 @@
-uv==0.5.4
+uv==0.5.5

tools/run.py

@@ -11,15 +11,9 @@
 
 def run_with_mypy(*args: str, old: bool) -> None:
     if old:
-        withs = [
-            "--with",
-            "django==4.2.16",
-        ]
+        withs = ["--group", "old-django"]
     else:
-        withs = [
-            "--with",
-            "django==5.1.2",
-        ]
+        withs = ["--group", "new-django"]
 
     try:
         subprocess.run(["/bin/bash", str(here / "uv"), "run", *withs, *args], check=True)