Sorry matthias, did not see that you already committed something and did overwrite you.

Added your version to it instead of mine and pushed again (since it was already overwritten by me).

freqtrade/commands/strategy_utils_commands.py

@@ -20,12 +20,9 @@ def start_strategy_update(args: Dict[str, Any]) -> None:
     :return: None
     """
 
-    if sys.version_info <= (3, 8):
+    if sys.version_info == (3, 8):  # pragma: no cover
-        print("This code requires Python 3.9 or higher. "
+        sys.exit("Freqtrade strategy updater requires Python version >= 3.9")
-              "We cannot continue. "
-              "Please upgrade your python version to use this command.")
 
-    else:
     config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE)
 
     strategy_objs = StrategyResolver.search_all_objects(

tests/test_strategy_updater.py

@@ -2,13 +2,15 @@
 
 import sys
 
+import pytest
+
 from freqtrade.strategy.strategyupdater import StrategyUpdater
 
 
 def test_strategy_updater(default_conf, caplog) -> None:
-    if sys.version_info <= (3, 8):
+    if sys.version_info < (3, 9):
-        print("skipped tests since python version is 3.8 or lower.")
+        pytest.skip("StrategyUpdater is not compatible with Python 3.8", allow_module_level=True)
-    else:
+
     instance_strategy_updater = StrategyUpdater()
     modified_code1 = instance_strategy_updater.update_code("""
 class testClass(IStrategy):