test: verify sampling parameters through the full governance stack

tests/unit/test_embedding.py

@@ -381,9 +381,7 @@ class TestExtraBodyStripped:
         会显示这次调用带了 temperature=0——那是数据造假,比参数失效更坏。
         """
         rec = _MemoryRecorder()
-        client, _ = _embed_client(
-            [_src(extra_body={"temperature": 0})], ["ok"], telemetry=rec
-        )
+        client, _ = _embed_client([_src(extra_body={"temperature": 0})], ["ok"], telemetry=rec)
         await client.embed(["hi"])
         assert rec.rows[0]["sampling"] is None
 

tests/unit/test_ocr_client.py

@@ -394,9 +394,7 @@ class TestExtraBodyStripped:
     async def test_telemetry_never_records_a_parameter_that_was_not_sent(self):
         """不剥离则审计表会显示这次 OCR 带了 temperature=0——数据造假。"""
         recorder = _MemoryRecorder()
-        client, _, _ = _client(
-            [_src(extra_body={"temperature": 0})], ["text"], telemetry=recorder
-        )
+        client, _, _ = _client([_src(extra_body={"temperature": 0})], ["text"], telemetry=recorder)
         await client.recognize_text(b"IMG")
         assert recorder.rows[0]["sampling"] is None