Undo overaggressive cleanup.

Author: jmattsson

src/powersensor_local/events.py

@@ -6,6 +6,12 @@
 import typing
 import sys
 
+from pathlib import Path
+
+PROJECT_ROOT = str(Path(__file__).parents[1])
+if PROJECT_ROOT not in sys.path:
+    sys.path.append(PROJECT_ROOT)
+
 from powersensor_local.devices import PowersensorDevices
 from powersensor_local.abstract_event_handler import AbstractEventHandler
 from powersensor_local.xlatemsg import Event