feat: align with latest SAQ features and clean up dead code (#108)

This PR aligns litestar-saq with the latest SAQ feature set (removing deprecated lock options from PostgresQueueOptions) and removes the unused BackgroundTaskError class.

Author: cofin

.github/workflows/ci.yaml

@@ -95,7 +95,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12","3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     uses: ./.github/workflows/test.yml
     with:
       coverage: ${{ matrix.python-version == '3.12' }}

litestar_saq/config.py

@@ -227,8 +227,6 @@ class PostgresQueueOptions(TypedDict, total=False):
     min_size: NotRequired[int]
     max_size: NotRequired[int]
     saq_lock_keyspace: NotRequired[int]
-    job_lock_keyspace: NotRequired[int]
-    job_lock_sweep: NotRequired[bool]
     priorities: NotRequired["tuple[int, int]"]
     swept_error_message: NotRequired[str]
     manage_pool_lifecycle: NotRequired[bool]

litestar_saq/exceptions.py

@@ -7,7 +7,3 @@ class ImproperConfigurationError(LitestarSaqError):
 
     This exception is raised only when a module depends on a dependency that has not been installed.
     """
-
-
-class BackgroundTaskError(Exception):
-    """Base class for `Task` related exceptions."""

pyproject.toml

@@ -25,7 +25,7 @@ license = { text = "MIT" }
 name = "litestar-saq"
 readme = "README.md"
 requires-python = ">=3.9"
-version = "0.7.1"
+version = "0.8.0"
 
 [project.optional-dependencies]
 hiredis = ["hiredis"]
@@ -81,7 +81,7 @@ test = [
 allow_dirty = true
 commit = false
 commit_args = "--no-verify"
-current_version = "0.7.1"
+current_version = "0.8.0"
 ignore_missing_files = false
 ignore_missing_version = false
 message = "chore(release): bump to `v{new_version}`"

tests/test_config.py

@@ -50,3 +50,18 @@ def fake_import_module(path: str) -> types.ModuleType:
     config.broker_instance = DummyAsyncRedis()  # type: ignore[assignment]
 
     assert config.broker_type == "redis"
+
+
+def test_postgres_queue_options_does_not_contain_deprecated_options() -> None:
+    """Verify that deprecated postgres lock options are not in PostgresQueueOptions."""
+    from litestar_saq.config import PostgresQueueOptions
+
+    assert "job_lock_keyspace" not in PostgresQueueOptions.__annotations__
+    assert "job_lock_sweep" not in PostgresQueueOptions.__annotations__
+
+
+def test_background_task_error_not_importable() -> None:
+    """Verify that BackgroundTaskError has been removed and cannot be imported."""
+    import litestar_saq.exceptions
+
+    assert not hasattr(litestar_saq.exceptions, "BackgroundTaskError")