Fix UUID parameter serialization mismatch in psycopg REPLAY mode

Author: sohankshirsagar

drift/instrumentation/psycopg/instrumentation.py

@@ -1150,7 +1150,8 @@ def _try_get_mock(
                 "query": query.strip(),
             }
             if params is not None:
-                input_value["parameters"] = params
+                # Serialize parameters to ensure consistent hashing with RECORD mode
+                input_value["parameters"] = serialize_value(params)
 
             # Use centralized mock finding utility
             from ...core.mock_utils import find_mock_response_sync

drift/instrumentation/utils/serialization.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 import datetime
+import uuid
 from typing import Any
 
 
@@ -19,6 +20,8 @@ def serialize_value(val: Any) -> Any:
     """
     if isinstance(val, (datetime.datetime, datetime.date, datetime.time)):
         return val.isoformat()
+    elif isinstance(val, uuid.UUID):
+        return str(val)
     elif isinstance(val, bytes):
         return val.decode("utf-8", errors="replace")
     elif isinstance(val, memoryview):