test: Cleanup tests and use relative imports

tests/events_and_signals/__init__.py

@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+"""Init file for test group."""
+__author__ = "Sven Sager"
+__copyright__ = "Copyright (C) 2024 Sven Sager"
+__license__ = "GPLv2"

tests/events_and_signals/test_events.py

@@ -9,8 +9,8 @@ from threading import Event
 from time import sleep
 
 from revpimodio2 import RISING, FALLING
-from tests import TestRevPiModIO
-from tests.helper import ChangeThread
+from .. import TestRevPiModIO
+from ..helper import ChangeThread
 
 event_data = (None, None)
 

tests/events_and_signals/test_signals.py

@@ -6,8 +6,8 @@ __license__ = "GPLv2"
 
 from os.path import dirname
 
-from tests import TestRevPiModIO
-from tests.helper import ExitSignal
+from .. import TestRevPiModIO
+from ..helper import ExitSignal
 
 
 class TestSignals(TestRevPiModIO):