How to use the pyee.TwistedEventEmitter function in pyee
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jfhbrook / pyee / tests / test_async.py View on Github 
(TwistedEventEmitter, dict()),
(EventEmitter, dict(scheduler=ensureDeferred))
])
def test_twisted_emit(cls, kwargs):
"""Test that twisted-supporting event emitters can handle wrapping
coroutines
"""
ee = cls(**kwargs)
should_call = Mock()
@ee.on('event')
async def event_handler():
_ = await succeed('yes!')
should_call(True)
ee.emit('event')def test_twisted_error():
"""Test that TwistedEventEmitters handle Failures when wrapping coroutines.
"""
ee = TwistedEventEmitter()
should_call = Mock()
@ee.on('event')
async def event_handler():
raise PyeeTestError()
@ee.on('failure')
def handle_error(e):
should_call(e)
ee.emit('event')
should_call.assert_called_once()pyee
A rough port of Node.js's EventEmitter to Python with a few tricks of its own
