Fix tornado typo in asynchronous docs
@@ -108,7 +108,7 @@ Python 2/3 with Tornado
future = client.submit(lambda x: x + 1, 10)
result = yield future
yield client.close()
- raise gen.Result(result)
+ raise gen.Return(result)
from tornado.ioloop import IOLoop
IOLoop().run_sync(f)
