ci: fix lint baseline and stabilize failing main tests

tests/test_evolution.py

@@ -208,7 +208,9 @@ def test_identify_failure_patterns_empty(optimizer: EvolutionOptimizer) -> None:
 
 
 @pytest.mark.asyncio
-async def test_generate_strategy_creates_file(optimizer: EvolutionOptimizer, tmp_path: Path) -> None:
+async def test_generate_strategy_creates_file(
+    optimizer: EvolutionOptimizer, tmp_path: Path
+) -> None:
     """Test that generate_strategy creates a strategy file."""
     failures = [
         {
@@ -234,7 +236,9 @@ async def test_generate_strategy_creates_file(optimizer: EvolutionOptimizer, tmp
     return {"action": "HOLD", "confidence": 50, "rationale": "Waiting"}
     """
 
-    with patch.object(optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)):
+    with patch.object(
+        optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)
+    ):
         with patch("src.evolution.optimizer.STRATEGIES_DIR", tmp_path):
             strategy_path = await optimizer.generate_strategy(failures)
 
@@ -247,7 +251,8 @@ async def test_generate_strategy_creates_file(optimizer: EvolutionOptimizer, tmp
 
 @pytest.mark.asyncio
 async def test_generate_strategy_saves_valid_python_code(
-    optimizer: EvolutionOptimizer, tmp_path: Path,
+    optimizer: EvolutionOptimizer,
+    tmp_path: Path,
 ) -> None:
     """Test that syntactically valid generated code is saved."""
     failures = [{"decision_id": "1", "timestamp": "2024-01-15T09:30:00+00:00"}]
@@ -255,12 +260,14 @@ async def test_generate_strategy_saves_valid_python_code(
     mock_response = Mock()
     mock_response.text = (
         'price = market_data.get("current_price", 0)\n'
-        'if price > 0:\n'
+        "if price > 0:\n"
         '    return {"action": "BUY", "confidence": 80, "rationale": "Positive price"}\n'
         'return {"action": "HOLD", "confidence": 50, "rationale": "No signal"}\n'
     )
 
-    with patch.object(optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)):
+    with patch.object(
+        optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)
+    ):
         with patch("src.evolution.optimizer.STRATEGIES_DIR", tmp_path):
             strategy_path = await optimizer.generate_strategy(failures)
 
@@ -270,7 +277,9 @@ async def test_generate_strategy_saves_valid_python_code(
 
 @pytest.mark.asyncio
 async def test_generate_strategy_blocks_invalid_python_code(
-    optimizer: EvolutionOptimizer, tmp_path: Path, caplog: pytest.LogCaptureFixture,
+    optimizer: EvolutionOptimizer,
+    tmp_path: Path,
+    caplog: pytest.LogCaptureFixture,
 ) -> None:
     """Test that syntactically invalid generated code is not saved."""
     failures = [{"decision_id": "1", "timestamp": "2024-01-15T09:30:00+00:00"}]
@@ -281,7 +290,9 @@ async def test_generate_strategy_blocks_invalid_python_code(
         '    return {"action": "BUY", "confidence": 80, "rationale": "broken"}\n'
     )
 
-    with patch.object(optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)):
+    with patch.object(
+        optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)
+    ):
         with patch("src.evolution.optimizer.STRATEGIES_DIR", tmp_path):
             with caplog.at_level("WARNING"):
                 strategy_path = await optimizer.generate_strategy(failures)
@@ -310,6 +321,7 @@ def test_get_performance_summary() -> None:
     """Test getting performance summary from trades table."""
     # Create a temporary database with trades
     import tempfile
+
     with tempfile.NamedTemporaryFile(suffix=".db", delete=False) as tmp:
         tmp_path = tmp.name
 
@@ -604,7 +616,9 @@ def test_calculate_improvement_trend_declining(performance_tracker: PerformanceT
     assert trend["pnl_change"] == -250.0
 
 
-def test_calculate_improvement_trend_insufficient_data(performance_tracker: PerformanceTracker) -> None:
+def test_calculate_improvement_trend_insufficient_data(
+    performance_tracker: PerformanceTracker,
+) -> None:
     """Test improvement trend with insufficient data."""
     metrics = [
         StrategyMetrics(
@@ -718,7 +732,9 @@ async def test_full_evolution_pipeline(optimizer: EvolutionOptimizer, tmp_path:
     mock_response = Mock()
     mock_response.text = 'return {"action": "HOLD", "confidence": 50, "rationale": "Test"}'
 
-    with patch.object(optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)):
+    with patch.object(
+        optimizer._client.aio.models, "generate_content", new=AsyncMock(return_value=mock_response)
+    ):
         with patch("src.evolution.optimizer.STRATEGIES_DIR", tmp_path):
             with patch("subprocess.run") as mock_run:
                 mock_run.return_value = Mock(returncode=0, stdout="", stderr="")