From 2ddbd21aec7f0e2f237a1073d3e0b313e673413f Mon Sep 17 00:00:00 2001 From: Matthias Bussonnier Date: Wed, 22 May 2019 12:07:45 -0700 Subject: [PATCH] bpo-34616: Document top level async in whatsnew/3.8. (GH-13484) https://bugs.python.org/issue34616 --- Doc/whatsnew/3.8.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst index 63b8200a15..68843e2d9e 100644 --- a/Doc/whatsnew/3.8.rst +++ b/Doc/whatsnew/3.8.rst @@ -237,6 +237,16 @@ asyncio On Windows, the default event loop is now :class:`~asyncio.ProactorEventLoop`. +builtins +-------- + +The :func:`compile` built-in has been improved to accept the +``ast.PyCF_ALLOW_TOP_LEVEL_AWAIT`` flag. With this new flag passed, +:func:`compile` will allow top-level ``await``, ``async for`` and ``async with`` +constructs that are usually considered invalid syntax. Asynchronous code object +marked with the ``CO_COROUTINE`` flag may then be returned. + +(Contributed by Matthias Bussonnier in :issue:`34616`) collections ----------- -- 2.50.1