From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5D42BC433F5 for ; Fri, 17 Sep 2021 05:43:48 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 092CE6113E for ; Fri, 17 Sep 2021 05:43:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 092CE6113E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:35286 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mR6f4-0007nH-LZ for qemu-devel@archiver.kernel.org; Fri, 17 Sep 2021 01:43:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48016) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mR6cX-0004ri-2j for qemu-devel@nongnu.org; Fri, 17 Sep 2021 01:41:09 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:44057) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mR6cV-0003JB-9D for qemu-devel@nongnu.org; Fri, 17 Sep 2021 01:41:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1631857266; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zjmi5j8qmOqbIPm0NjLaGSEyB4VQoNK46I9Y0EwGoZo=; b=eK4GvtT1Fe6OLXyr//3vyMiMm6x1OJnbhX9W3hzboBTK4gXH31cvgVsW09foe/BLrER+jx angd4kRC+88eXG9d6rxvO+uA8zDtCt88qLZcqkldYZwe0PvGle83/fgK8wbDfiDnriJHEf TOARGJ1rpfAiQ0dmOe0Y9QEFGAT92CQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-309-FAhzq5WAMY-YcXhdmZkzrw-1; Fri, 17 Sep 2021 01:41:05 -0400 X-MC-Unique: FAhzq5WAMY-YcXhdmZkzrw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 74B5E824FA9; Fri, 17 Sep 2021 05:41:04 +0000 (UTC) Received: from scv.redhat.com (unknown [10.22.11.132]) by smtp.corp.redhat.com (Postfix) with ESMTP id 397C960843; Fri, 17 Sep 2021 05:41:02 +0000 (UTC) From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH 02/15] python/aqmp: add .empty() method to EventListener Date: Fri, 17 Sep 2021 01:40:34 -0400 Message-Id: <20210917054047.2042843-3-jsnow@redhat.com> In-Reply-To: <20210917054047.2042843-1-jsnow@redhat.com> References: <20210917054047.2042843-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) DKIMWL_WL_HIGH=-0.392, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Vladimir Sementsov-Ogievskiy , Eduardo Habkost , qemu-block@nongnu.org, Hanna Reitz , Cleber Rosa , John Snow Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Synchronous clients may want to know if they're about to block waiting for an event or not. A method such as this is necessary to implement a compatible interface for the old QEMUMonitorProtocol using the new async internals. Signed-off-by: John Snow --- python/qemu/aqmp/events.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/python/qemu/aqmp/events.py b/python/qemu/aqmp/events.py index fb81d21610..271899f6b8 100644 --- a/python/qemu/aqmp/events.py +++ b/python/qemu/aqmp/events.py @@ -556,6 +556,12 @@ async def get(self) -> Message: """ return await self._queue.get() + def empty(self) -> bool: + """ + Return `True` if there are no pending events. + """ + return self._queue.empty() + def clear(self) -> None: """ Clear this listener of all pending events. -- 2.31.1