_____________________________ test_interval_timer _____________________________ def test_interval_timer(): func = mock.Mock() timer = IntervalTimer(function=func, interval=0.1, args=(1,), kwargs={"a": "b"}) timer.start() time.sleep(0.25) try: > assert func.call_count == 2 E AssertionError: assert 1 == 2 E + where 1 = <Mock id='2848397612848'>.call_count tests\utils\threading_tests.py:46: AssertionError