style: run the formatter over the issue 14 changes

ruff format only; no semantic change.

tests/contracts/test_breaker_contract.py

@@ -291,7 +291,6 @@ class TestRetryAfter:
         await _open_gate(gate, "s1")  # s1 开路;s2 健康
         assert await gate.retry_after_s(("s1", "s2")) == 0.0
 
-
     async def test_half_open_rejection_reports_no_certain_wait(self, gate_factory, clock):
         """探针在途时被拒 → 0.0(issue #14): 探针随时可能出结果,不存在确定时刻。
 

tests/unit/test_backpressure.py

@@ -628,8 +628,12 @@ class TestCircuitOpenPolicy:
         clock = FakeClock()
         src = make_source()
         mw = _mw(
-            [src], self._free_limiter(clock, src), [], clock=clock,
-            sleep=BoundedSleep(), gate=await self._opened_gate(clock),
+            [src],
+            self._free_limiter(clock, src),
+            [],
+            clock=clock,
+            sleep=BoundedSleep(),
+            gate=await self._opened_gate(clock),
         )
         with pytest.raises(CircuitOpenError) as ei:
             await mw(_REQ)
@@ -650,8 +654,13 @@ class TestCircuitOpenPolicy:
 
         sleep._side_effect = advance
         mw = _mw(
-            [src], self._free_limiter(clock, src), [_ok()], clock=clock,
-            sleep=sleep, gate=await self._opened_gate(clock), circuit_open="wait",
+            [src],
+            self._free_limiter(clock, src),
+            [_ok()],
+            clock=clock,
+            sleep=sleep,
+            gate=await self._opened_gate(clock),
+            circuit_open="wait",
         )
         resp = await mw(_REQ)
         assert resp.content == "ok"
@@ -671,8 +680,14 @@ class TestCircuitOpenPolicy:
 
         sleep._side_effect = advance
         mw = _mw(
-            [src], self._free_limiter(clock, src), [_ok()], clock=clock, sleep=sleep,
-            gate=await self._opened_gate(clock), quota_full="fail_fast", circuit_open="wait",
+            [src],
+            self._free_limiter(clock, src),
+            [_ok()],
+            clock=clock,
+            sleep=sleep,
+            gate=await self._opened_gate(clock),
+            quota_full="fail_fast",
+            circuit_open="wait",
         )
         assert (await mw(_REQ)).content == "ok"
 
@@ -694,8 +709,13 @@ class TestCircuitOpenPolicy:
 
         sleep._side_effect = advance
         mw = _mw(
-            [src], self._free_limiter(clock, src), [], clock=clock, sleep=sleep,
-            gate=await self._opened_gate(clock, long_cooldown), circuit_open="wait",
+            [src],
+            self._free_limiter(clock, src),
+            [],
+            clock=clock,
+            sleep=sleep,
+            gate=await self._opened_gate(clock, long_cooldown),
+            circuit_open="wait",
         )
         with pytest.raises(AllSourcesExhausted) as ei:
             await mw(_REQ)
@@ -708,8 +728,13 @@ class TestCircuitOpenPolicy:
         clock = FakeClock()
         src = make_source()
         mw = _mw(
-            [src], self._free_limiter(clock, src), [], clock=clock,
-            sleep=asyncio.sleep, gate=await self._opened_gate(clock), circuit_open="wait",
+            [src],
+            self._free_limiter(clock, src),
+            [],
+            clock=clock,
+            sleep=asyncio.sleep,
+            gate=await self._opened_gate(clock),
+            circuit_open="wait",
         )
         task = asyncio.create_task(mw(_REQ))
         await asyncio.sleep(0.03)

tests/unit/test_config.py

@@ -177,9 +177,7 @@ class TestResilienceKeys:
         是"快速失败 → 长时间挂起"这个最危险的方向,不能强加给存量下游。
         """
         assert GatewaySettings.from_env("LLM", env=_env()).circuit_open == "fail_fast"
-        waiting = GatewaySettings.from_env(
-            "LLM", env=_env(**{"LLM__CIRCUIT_OPEN": "wait"})
-        )
+        waiting = GatewaySettings.from_env("LLM", env=_env(**{"LLM__CIRCUIT_OPEN": "wait"}))
         assert waiting.circuit_open == "wait"
         with pytest.raises(ValueError, match="CIRCUIT_OPEN"):
             GatewaySettings.from_env("LLM", env=_env(**{"LLM__CIRCUIT_OPEN": "block"}))