From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id 56A1C385842A for ; Thu, 3 Mar 2022 16:31:05 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 56A1C385842A Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-407-VJPPBxiVPeeThCqqcxOw2w-1; Thu, 03 Mar 2022 11:31:04 -0500 X-MC-Unique: VJPPBxiVPeeThCqqcxOw2w-1 Received: by mail-wm1-f72.google.com with SMTP id 10-20020a1c020a000000b0037fae68fcc2so3326343wmc.8 for ; Thu, 03 Mar 2022 08:31:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:in-reply-to:references:date :message-id:mime-version; bh=3d3o966levBWhcVozqWf3VJC0tomV6f7Eu6MSPR4zr0=; b=Zx/XxxDV3X353zZDMvswyxYclr/fmXlAh+lfACUmSmZx9uuQkkZmqZxzvk6xYdikT+ BdNV9VYrX9KjSe17PJ/7jshcyzgbg5631vNtO4e1+R3CtUcd0Ww1t4tNsUpkJPjaQY7+ JP8ieMANOeSpOcDz3qJBxFMCEuRpzxUJ1LwLgEVDAMAw05W0xfGs9C34+0flH2U/tyQe 1FwJq+WQbiA15MsN1RE2wcTKb4Btj3KUkYpO85wSteBX+wFfrPbA/FAGH2eVEkItzR5R 4ubDEzKgF9FKi4g9jisFD43rd1pPbeyCAVxLVpU4KnRo8P8DEQRYViIAGgGN9stC74FK U3lw== X-Gm-Message-State: AOAM530QR3Ha0kabkBdtzyG7cygIV2I9wbOYWthaYQALYzAFOV2kIm3G YTe+1/feBO6DOwpNnojUCgJ8kRsNREoUwpFpo0JYB6lRxPLR2Sd2pgnyySfYgjEBXdw7UGOvnf6 5rr7gT2nx9327L0B93lXBSg== X-Received: by 2002:a05:600c:198f:b0:380:fa8f:be22 with SMTP id t15-20020a05600c198f00b00380fa8fbe22mr4350004wmq.43.1646325062319; Thu, 03 Mar 2022 08:31:02 -0800 (PST) X-Google-Smtp-Source: ABdhPJyRiXRvqjxf+xH1K7IsZ6TVrfr9/dkhWpDuak44nTUEyD3aDTzBqihfkIRmlxJK7jZk/+k0XQ== X-Received: by 2002:a05:600c:198f:b0:380:fa8f:be22 with SMTP id t15-20020a05600c198f00b00380fa8fbe22mr4349989wmq.43.1646325062062; Thu, 03 Mar 2022 08:31:02 -0800 (PST) Received: from localhost (host86-169-131-29.range86-169.btcentralplus.com. [86.169.131.29]) by smtp.gmail.com with ESMTPSA id ay12-20020a05600c1e0c00b0038977726517sm98095wmb.14.2022.03.03.08.31.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 08:31:01 -0800 (PST) From: Andrew Burgess To: Simon Marchi , gdb-patches@sourceware.org Subject: Re: [PATCH 1/3] gdb/python: remove Python 2 support In-Reply-To: <20220107152921.2858909-1-simon.marchi@polymtl.ca> References: <20220107152921.2858909-1-simon.marchi@polymtl.ca> Date: Thu, 03 Mar 2022 16:31:00 +0000 Message-ID: <878rtrxakb.fsf@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-12.2 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H5, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Mar 2022 16:31:06 -0000 Simon Marchi via Gdb-patches writes: > Support for Python 2 is a maintenance burden for any patches touching > Python support. Among others, the differences between Python 2 and 3 > string and integer types are subtle. It requires a lot of effort and > thinking to get something that behaves correctly on both. And that's if > the author and reviewer of the patch even remember to test with Python > 2. I think the conclusion of this thread was to drop Python 2 support after GDB 12 was branched. Should we add NEWS entry that Py2 support is going away? Below is a straw man patch. I suspect the wording is probably not the best, but this is a starting point. Thanks, Andrew --- diff --git a/gdb/NEWS b/gdb/NEWS index 1e53a55c259..6cde4a4abb2 100644 --- a/gdb/NEWS +++ b/gdb/NEWS @@ -3,6 +3,10 @@ *** Changes since GDB 11 +* GDB 12 is the last release of GDB that will support building against + Python 2. For GDB 13, it will only be possible to build GDB itself + with Python 3 support. + * Improved C++ template support GDB now treats functions/types involving C++ templates like it does function