def test_known_property_multiple_inheritance():
class Behavior:
def __init__(self, name):
print(f'Behavior: {self}, name={name}')
super().__init__()
class Widget2(Behavior, EventDispatcher):
pass
class Widget3(EventDispatcher, Behavior):
pass
with pytest.raises(TypeError) as cm:
EventDispatcher(name='Pasta')
assert "Properties ['name'] passed to __init__ may not be existing" \
in str(cm.value)
Widget2(name='Pasta') # does not raise a ValueError
Widget3(name='Pasta') # does not raise a ValueError
def create_handler(self, window):
import kivy
from kivy.event import EventDispatcher
handler = EventDispatcher()
return handler
