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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 5E107C5AE5E for ; Sat, 19 Jan 2019 00:53:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D5C82086D for ; Sat, 19 Jan 2019 00:53:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727252AbfASAxf (ORCPT ); Fri, 18 Jan 2019 19:53:35 -0500 Received: from mx2.suse.de ([195.135.220.15]:35628 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726196AbfASAxe (ORCPT ); Fri, 18 Jan 2019 19:53:34 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id A81AFAA71; Sat, 19 Jan 2019 00:53:33 +0000 (UTC) Subject: Re: [PATCH v2] perf scripts python: Add Python 3 support to syscall-counts-by-pid.py To: Seeteena Thoufeek , peterz@infradead.org, mingo@redhat.com, acme@kernel.org, alexander.shishkin@linux.intel.com, jolsa@redhat.com, namhyung@kernel.org, linux-kernel@vger.kernel.org References: <1547718344-27382-1-git-send-email-s1seetee@linux.vnet.ibm.com> <1547718344-27382-15-git-send-email-s1seetee@linux.vnet.ibm.com> From: Tony Jones Openpgp: preference=signencrypt Autocrypt: addr=tonyj@suse.de; prefer-encrypt=mutual; keydata= mQGiBEkQmbwRBACDch7wo/RzlNt2HA8jLICsO2w8yOkJ7UTzHYNn3Q83Ro0qev2KokfE3EDw il+vam9CDR7jIDmswHqaMe0/O+UnZtO5PlDgylZcrwNwbBzHfm/KGejbi1RBGAoETrvcfwGi w83bR/aDnoRXY5Ho1uphQ05/065EMpbJOOBdn9qQ4wCgv2Q6C/QeYDGsxJPRO+20nLu5K00D /Rde4OTZ5biM+vb6ObTmgPNeiMrTwGpMokN7audIl7njwvD+lYrlgQjmDzcaPFz29rYWwT7g 6t6hcFgjpU1he/v3qxeQlTJoi2+u5Mqj42z//49h6DqNjT859Z/6h5IwKBo/EZC17iBIlS2G VXAstNiZASGiaIlONozWJ/GSjUaRA/9wZTV1nXF/+xX+qmc7SvTg1w6jWyjxVumQLoq2SeA4 1Sy5X2IATkAGCCjbeoQGnFdbOnHRSJdlTazObgwreqGPlPnIROpr9QESkfxsaCkDiZfpl0xk 6X069QMZBEwGAWILHYXL9UqlOjniZaU2BkVA11JEdBhyQorC8T/ji1edc7QaVG9ueSBKb25l cyA8dG9ueWpAc3VzZS5kZT6IYAQTEQIAIAUCSRCZvAIbAwYLCQgHAwIEFQIIAwQWAgMBAh4B AheAAAoJELFYWyEf4koXGmYAoKCnbv9dhAB2vR6IvSJem1ws4HpfAJ9ZqTKiXcogBGfTPaJR GI9QhVUieLkCDQRJEJm8EAgAzr9Zd3v7B10ODtVc7XxbMe3W6o1FdClL9ZIgLv61zhWctafK DMu/MUSvxmYFq00pecD/SfX8oxArA02+sQ2E+/Zb4J7NAWIAxCfmy7VE0wDBrZH/hBapIx/L gVqYfZ9Rw+a4FXrlk1y8oQCwhvj+kWrm7V7olR0aPOy1NFGNUyTFSMj+pbmxiNOXdCxVUQe3 UE1k9yA+mILjyaRanwkiCLCjNvRPL88Q017BdhVBWZmz8qhwXN/RrjCcDHsPX5O0ev68MLyu sh5mfukuvCqzW1Y3Ql+iwfwEw5lNmQGdoV9csg7JP7saDicSFO2KcZvMbvDMqtPFipdF5UWo fZKZ3wADBQf/b5cVNyb5i8QI0G7BPGBNn4VlQX5n66TsPBnrRNOi3MhTTVEBCp8s+jqUjJjX EjjA+O4hIm7Qqdsozurw7GlcQ0A06dIzO/1RUglZZMoC0JL43ZQmJ+3+yFrLjWgGH6ev6AOb YLH7ZujgAB5n0Hy2ZIChzsKLKbHptFtBvpDKB8updq+GunsY4oN3wGa67h9sHqDvjyp64Czg n8G5uGLwx3f/edbECKz5kPUSzChEk3suK742SEP01v4ra5WX88Hn81NjGByQMz9acJLdC7Ff LzXvbNa0KgvDaSllYfsJIoGCz3eKVOuTWXOiaEIKuy833+3mr2PulLCyLKysAEddKohJBBgR AgAJBQJJEJm8AhsMAAoJELFYWyEf4koXhgQAn1EGATLZPS53At9t+p3S8BkNI9yRAJ9A0OmL liv+rwEesYGlGeGNaKHTJw== Message-ID: <98c8deb4-e078-82cf-ec5b-372274f5fc9d@suse.de> Date: Fri, 18 Jan 2019 16:53:30 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <1547718344-27382-15-git-send-email-s1seetee@linux.vnet.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/17/19 1:45 AM, Seeteena Thoufeek wrote: > - print "\nsyscall events for %s:\n\n" % (for_comm), > + print("\nsyscall events for %s:\n\n" % (for_comm)), > else: > - print "\nsyscall events by comm/pid:\n\n", > + print("\nsyscall events by comm/pid:\n\n"), > > - print "%-40s %10s\n" % ("comm [pid]/syscalls", "count"), > - print "%-40s %10s\n" % ("----------------------------------------", \ > - "----------"), > + print("%-40s %10s\n" % ("comm [pid]/syscalls", "count")), > + print("%-40s %10s\n" % ("----------------------------------------", \ > + "----------")), Is the 'print (x),' [trailing comma] syntax valid for function syntax? Print "x", in Py2 means suppress the trailing newline. You need to actually run the scripts (old, new PYTHON=python2, new PYTHON=python3) and compare the output. This: print "%-40s %10s\n" % ("comm [pid]/syscalls", "count"), can be reworked as: print ("%-40s %10s" % ("comm [pid]/syscalls", "count")) See: https://build.opensuse.org/package/view_file/devel:tools/perf/port-failed-syscalls-by-pid-script-to-python3.patch?expand=1