From f15f7484bb2265ae46b227c9ddb2300958e93e3f Mon Sep 17 00:00:00 2001 From: Yury Selivanov Date: Mon, 14 Apr 2014 22:21:52 -0400 Subject: asyncio.tasks: Fix CoroWrapper to workaround yield-from bug in CPython < 3.4.1 Closes issue #21209. --- Lib/asyncio/tasks.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'Lib/asyncio/tasks.py') diff --git a/Lib/asyncio/tasks.py b/Lib/asyncio/tasks.py index 153f731a76d..0366da35fee 100644 --- a/Lib/asyncio/tasks.py +++ b/Lib/asyncio/tasks.py @@ -49,7 +49,10 @@ class CoroWrapper: def __next__(self): return next(self.gen) - def send(self, value): + def send(self, *value): + # We use `*value` because of a bug in CPythons prior + # to 3.4.1. See issue #21209 and test_yield_from_corowrapper + # for details. This workaround should be removed in 3.5.0. return self.gen.send(value) def throw(self, exc): -- cgit v1.2.3