fix: ruff formatting, allow-direct-references, and noqa for Kubeflow pipeline vars

tests/conftest.py

@@ -1,11 +1,11 @@
 """
 Pytest configuration and fixtures for voice-assistant tests.
 """
+
 import asyncio
 import base64
 import os
-from typing import AsyncGenerator
-from unittest.mock import AsyncMock, MagicMock, patch
+from unittest.mock import MagicMock, patch
 
 import pytest
 
@@ -29,21 +29,54 @@ def event_loop():
 def sample_audio_b64():
     """Sample base64 encoded audio for testing."""
     # 16-bit PCM silence (44 bytes header + 1000 samples)
-    wav_header = bytes([
-        0x52, 0x49, 0x46, 0x46,  # "RIFF"
-        0x24, 0x08, 0x00, 0x00,  # File size
-        0x57, 0x41, 0x56, 0x45,  # "WAVE"
-        0x66, 0x6D, 0x74, 0x20,  # "fmt "
-        0x10, 0x00, 0x00, 0x00,  # Chunk size
-        0x01, 0x00,              # PCM format
-        0x01, 0x00,              # Mono
-        0x80, 0x3E, 0x00, 0x00,  # Sample rate (16000)
-        0x00, 0x7D, 0x00, 0x00,  # Byte rate
-        0x02, 0x00,              # Block align
-        0x10, 0x00,              # Bits per sample
-        0x64, 0x61, 0x74, 0x61,  # "data"
-        0x00, 0x08, 0x00, 0x00,  # Data size
-    ])
+    wav_header = bytes(
+        [
+            0x52,
+            0x49,
+            0x46,
+            0x46,  # "RIFF"
+            0x24,
+            0x08,
+            0x00,
+            0x00,  # File size
+            0x57,
+            0x41,
+            0x56,
+            0x45,  # "WAVE"
+            0x66,
+            0x6D,
+            0x74,
+            0x20,  # "fmt "
+            0x10,
+            0x00,
+            0x00,
+            0x00,  # Chunk size
+            0x01,
+            0x00,  # PCM format
+            0x01,
+            0x00,  # Mono
+            0x80,
+            0x3E,
+            0x00,
+            0x00,  # Sample rate (16000)
+            0x00,
+            0x7D,
+            0x00,
+            0x00,  # Byte rate
+            0x02,
+            0x00,  # Block align
+            0x10,
+            0x00,  # Bits per sample
+            0x64,
+            0x61,
+            0x74,
+            0x61,  # "data"
+            0x00,
+            0x08,
+            0x00,
+            0x00,  # Data size
+        ]
+    )
     silence = bytes([0x00] * 2048)
     return base64.b64encode(wav_header + silence).decode()
 
@@ -96,13 +129,14 @@ def mock_voice_request(sample_audio_b64):
 @pytest.fixture
 def mock_clients():
     """Mock all service clients."""
-    with patch("voice_assistant.STTClient") as stt, \
-         patch("voice_assistant.EmbeddingsClient") as embeddings, \
-         patch("voice_assistant.RerankerClient") as reranker, \
-         patch("voice_assistant.LLMClient") as llm, \
-         patch("voice_assistant.TTSClient") as tts, \
-         patch("voice_assistant.MilvusClient") as milvus:
-        
+    with (
+        patch("voice_assistant.STTClient") as stt,
+        patch("voice_assistant.EmbeddingsClient") as embeddings,
+        patch("voice_assistant.RerankerClient") as reranker,
+        patch("voice_assistant.LLMClient") as llm,
+        patch("voice_assistant.TTSClient") as tts,
+        patch("voice_assistant.MilvusClient") as milvus,
+    ):
         yield {
             "stt": stt,
             "embeddings": embeddings,