style: Clean up code formatting for improved readability

tests/test_dashboard.py

@@ -191,8 +191,7 @@ async def test_dashboard_page_and_fragment_and_sse(tmp_path) -> None:
     assert "trade-open" in overview.text
 
     assert overview_stream.status_code == 200
-    assert overview_stream.headers["content-type"].startswith(
-        "text/event-stream")
+    assert overview_stream.headers["content-type"].startswith("text/event-stream")
     assert "event: overview" in overview_stream.text
     assert "trade-open" in overview_stream.text
 
@@ -262,8 +261,7 @@ async def test_dashboard_controls_update_runtime_state_and_config(tmp_path) -> N
     assert app.state.settings.max_trade_capital_usd == 300.0
     assert app.state.settings.max_concurrent_trades == 4
     assert app.state.settings.paper_trading_mode is True
-    assert app.state.dashboard_controls.tradable_pairs == [
-        "BTC/USD", "ETH/BTC"]
+    assert app.state.dashboard_controls.tradable_pairs == ["BTC/USD", "ETH/BTC"]
     assert app.state.dashboard_controls.strategy_mode == "paper"
     assert app.state.dashboard_controls.strategy_profit_threshold == 0.0025
     assert app.state.dashboard_controls.strategy_max_depth_levels == 7
@@ -275,14 +273,10 @@ async def test_dashboard_controls_update_runtime_state_and_config(tmp_path) -> N
     assert audit_recent.status_code == 200
     entries = audit_recent.json()["entries"]
     assert len(entries) >= 4
-    assert any(entry["event_type"] ==
-               "dashboard.control.stop" for entry in entries)
-    assert any(entry["event_type"] ==
-               "dashboard.control.start" for entry in entries)
-    assert any(entry["event_type"] ==
-               "dashboard.control.kill_switch" for entry in entries)
-    assert any(entry["event_type"] ==
-               "dashboard.control.config" for entry in entries)
+    assert any(entry["event_type"] == "dashboard.control.stop" for entry in entries)
+    assert any(entry["event_type"] == "dashboard.control.start" for entry in entries)
+    assert any(entry["event_type"] == "dashboard.control.kill_switch" for entry in entries)
+    assert any(entry["event_type"] == "dashboard.control.config" for entry in entries)
 
 
 async def test_dashboard_controls_emit_alerts(tmp_path) -> None:

tests/unit/test_backtesting_replay.py

@@ -67,13 +67,11 @@ def test_backtest_replay_engine_runs_deterministically() -> None:
     engine = BacktestReplayEngine(
         cycles_by_pair=cycles_by_pair,
         available_pairs=available_pairs,
-        config=BacktestConfig(trade_capital=100.0,
-                              slippage_bps=5.0, execution_latency_ms=10.0),
+        config=BacktestConfig(trade_capital=100.0, slippage_bps=5.0, execution_latency_ms=10.0),
         started_at=started_at,
     )
 
-    report = asyncio.run(engine.run(
-        replay_events, starting_balances={"USD": 1000.0}))
+    report = asyncio.run(engine.run(replay_events, starting_balances={"USD": 1000.0}))
 
     assert report.processed_events == 3
     assert report.opportunities_seen >= 0