Fix for test error on Python 3.10

Author: manuelkiessling

.python-version

@@ -0,0 +1 @@
+3.10.16

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "platform_problem_monitoring_core"
-version = "0.1.10"
+version = "0.1.11"
 description = "A tool for monitoring platform problems using Elasticsearch logs"
 authors = [
     {name = "Platform Team"}
@@ -20,6 +20,7 @@ dependencies = [
     "requests>=2.25.0",
     "matplotlib>=3.7.0",
     "seaborn>=0.12.0",
+    "typing-extensions>=4.0.0",
 ]
 
 [project.optional-dependencies]

src/platform_problem_monitoring_core/step8_compare_normalizations.py

@@ -4,7 +4,12 @@
 import argparse
 import json
 import sys
-from typing import List, NotRequired, TypedDict
+from typing import List, TypedDict
+
+try:
+    from typing import NotRequired
+except ImportError:
+    from typing_extensions import NotRequired
 
 from platform_problem_monitoring_core.utils import load_json, logger, save_json