Replace Event.wait(0) with Event.is_set()

The functionality is identical, and IMHO the latter is much more readable

tests/test_inputs.py

@@ -64,20 +64,20 @@ def test_input_event_activated():
     pin = MockPin(2)
     with DigitalInputDevice(pin) as device:
         device.when_activated = lambda: event.set()
-        assert not event.wait(0)
+        assert not event.is_set()
         pin.drive_high()
-        assert event.wait(0)
+        assert event.is_set()
 
 def test_input_event_deactivated():
     event = Event()
     pin = MockPin(2)
     with DigitalInputDevice(pin) as device:
         device.when_deactivated = lambda: event.set()
-        assert not event.wait(0)
+        assert not event.is_set()
         pin.drive_high()
-        assert not event.wait(0)
+        assert not event.is_set()
         pin.drive_low()
-        assert event.wait(0)
+        assert event.is_set()
 
 def test_input_wait_active():
     pin = MockPin(2)

tests/test_mock_pin.py

@@ -160,15 +160,15 @@ def test_mock_pin_edges():
     pin.when_changed = changed
     pin.drive_high()
     assert pin.state
-    assert fired.wait(0)
+    assert fired.is_set()
     fired.clear()
     pin.edges = 'falling'
     pin.drive_low()
     assert not pin.state
-    assert fired.wait(0)
+    assert fired.is_set()
     fired.clear()
     pin.drive_high()
     assert pin.state
-    assert not fired.wait(0)
+    assert not fired.is_set()
     assert pin.edges == 'falling'