chore(tests): fixes for lower python versions

Signed-off-by: JP-Ellis <[email protected]>

tests/v3/compatibility_suite/util/__init__.py

@@ -173,11 +173,11 @@ def serialize(obj: Any) -> Any:  # noqa: ANN401, PLR0911
 
     All other types are converted to strings using the `repr` function.
     """
-    if isinstance(obj, datetime | date | time):
+    if isinstance(obj, (datetime, date, time)):
         return obj.isoformat()
 
     # Basic types which are already serializable
-    if isinstance(obj, str | int | float | bool | type(None)):
+    if isinstance(obj, (str, int, float, bool, type(None))):
         return obj
 
     # Bytes

tests/v3/compatibility_suite/util/provider.py

@@ -23,7 +23,7 @@
 import socket
 import subprocess
 from contextvars import ContextVar
-from datetime import UTC, datetime
+from datetime import datetime
 from pathlib import Path
 from typing import TYPE_CHECKING
 
@@ -38,6 +38,13 @@
 if TYPE_CHECKING:
     from tests.v3.compatibility_suite.util import InteractionDefinition
 
+if sys.version_info < (3, 11):
+    from datetime import timezone
+
+    UTC = timezone.utc
+else:
+    from datetime import UTC
+
 
 logger = logging.getLogger(__name__)