eliot-test.py

from eliot import start_action
from eliot.twisted import DeferredContext
import eliot

from twisted.internet.task import react, deferLater
from twisted.internet.defer import _inlineCallbacks, Deferred


def thing(reactor):
    with start_action(action_type=u"a thing"):
        d = deferLater(reactor, 1.0, lambda: "thing a")
        dc = DeferredContext(d)
        dc.addActionFinish()
        return d

def start_logging():
    eliot.to_file(
        open("eliot.log", "wb")
    )

def main(reactor):
    start_logging()
    d = thing(reactor)
    return d

if __name__ == '__main__':
    react(main)