Add flake8-unused-arguments to lint (#209)

examples/image_dataloading.py

@@ -225,7 +225,7 @@ def worker_entrypoint(args: list[str]) -> PerfResult:
 
     ev = Event()
 
-    def handler_stop_signals(signum, frame):
+    def handler_stop_signals(_signum, _frame):
         ev.set()
 
     signal.signal(signal.SIGTERM, handler_stop_signals)

examples/multi_thread_preprocessing.py

@@ -278,7 +278,7 @@ def run_test(**kwargs):
     return data
 
 
-def _print(data, kwargs):
+def _print(data):
     for i, (x, y) in enumerate(data.values()):
         if i == 0:
             print("\t".join(str(v) for v in x))
@@ -311,7 +311,7 @@ def entrypoint(
     for kwargs in argset:
         print(kwargs)
         data = run_test(root_dir=root_dir, split=split, max_items=max_items, **kwargs)
-        _print(data, kwargs)
+        _print(data)
 
 
 def _parse_args():

examples/video_dataloading.py

@@ -334,7 +334,7 @@ def worker_entrypoint(args: list[str]) -> PerfResult:
 
     ev = Event()
 
-    def handler_stop_signals(signum, frame):
+    def handler_stop_signals(_signum, _frame):
         ev.set()
 
     signal.signal(signal.SIGTERM, handler_stop_signals)

pyproject.toml

@@ -18,6 +18,7 @@ extend-exclude = [
 
 [tool.ruff.lint]
 extend-select = [
+  "ARG",  # flake8-unused-arguments
   "B",    # flake8-bugbear
   "C4",   # flake8-comprehensions
   "I",    # isort

src/spdl/dataloader/_pipeline.py

@@ -72,7 +72,7 @@ async def _execute_task(self) -> None:
         _LG.debug("Starting the task.")
 
         task = create_task(self._coro, name="Pipeline::main")
-        task.add_done_callback(lambda t: self._task_completed.set())
+        task.add_done_callback(lambda _: self._task_completed.set())
 
         self._task_started.set()
         while not task.done():

src/spdl/utils/_tracing.py

@@ -97,7 +97,7 @@ def trace_gc():
     """Attach tracer to garbage collection."""
     import gc
 
-    def _func(phase, info):
+    def _func(phase, _info):
         if phase == "start":
             _libspdl.trace_event_begin("gc")
         else: