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AJvYcCUZ41eBEJHdE3Zx87lZRy1IWR8u/b4lWZN3UAm55gqtfHm7KxOyX7Ppz8domJ9rgW+0SvS/S9/aAlzR26f+DkiR@vger.kernel.org X-Gm-Message-State: AOJu0YziywT1+BCTEuIDKZRLZGRFh1+uoU16scZjHFpvPEqYzt0BY/v5 bVHLzCDx63ZEdigIxnTpmNVy47LVUN45w2xig/KTt/6VL7QOW+jES7lUc3z/uMgCTqye2p1cY67 +C6zpdw== X-Google-Smtp-Source: AGHT+IGYQb3NSPl3DR97IU9T7cti91p37aPy5/ZWo/WZtAv7Pe5mvapiQjRvDTW00VykvHHfDTyVqK+CdDi+ X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:8991:d3fd:38a7:c282]) (user=irogers job=sendgmr) by 2002:a05:690c:7092:b0:6ea:1f5b:1f54 with SMTP id 00721157ae682-6ea1f5b2d06mr3253077b3.0.1730241916675; Tue, 29 Oct 2024 15:45:16 -0700 (PDT) Date: Tue, 29 Oct 2024 15:44:29 -0700 In-Reply-To: <20241029224431.167623-1-irogers@google.com> Message-Id: <20241029224431.167623-18-irogers@google.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241029224431.167623-1-irogers@google.com> X-Mailer: git-send-email 2.47.0.163.g1226f6d8fa-goog Subject: [PATCH v4 17/19] perf python: Add __str__ and __repr__ functions to evlist From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , James Clark , Howard Chu , Athira Jajeev , Michael Petlan , Veronika Molnarova , Dapeng Mi , Thomas Richter , Ilya Leoshkevich , Colin Ian King , Weilin Wang , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Type: text/plain; charset="UTF-8" This allows the values in the evlist to be shown in the REPL like: ``` Python 3.11.9 (main, Jun 19 2024, 00:38:48) [GCC 13.2.0] on linux Type "help", "copyright", "credits" or "license" for more information. >>> import sys >>> sys.path.insert(0,'/tmp/perf/python') >>> import perf >>> perf.parse_events('cycles,data_read') evlist([cycles,uncore_imc_free_running_0/data_read/,uncore_imc_free_running_1/data_read/]) ``` Signed-off-by: Ian Rogers --- tools/perf/util/python.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 1a53a97c513d..a71bad3418da 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -1069,6 +1069,30 @@ static PyObject *pyrf_evlist__item(PyObject *obj, Py_ssize_t i) return Py_BuildValue("O", container_of(pos, struct pyrf_evsel, evsel)); } +static PyObject *pyrf_evlist__str(PyObject *self) +{ + struct pyrf_evlist *pevlist = (void *)self; + struct evsel *pos; + struct strbuf sb = STRBUF_INIT; + bool first = true; + PyObject *result; + + strbuf_addstr(&sb, "evlist(["); + evlist__for_each_entry(&pevlist->evlist, pos) { + if (!first) + strbuf_addch(&sb, ','); + if (!pos->pmu) + strbuf_addstr(&sb, evsel__name(pos)); + else + strbuf_addf(&sb, "%s/%s/", pos->pmu->name, evsel__name(pos)); + first = false; + } + strbuf_addstr(&sb, "])"); + result = PyUnicode_FromString(sb.buf); + strbuf_release(&sb); + return result; +} + static PySequenceMethods pyrf_evlist__sequence_methods = { .sq_length = pyrf_evlist__length, .sq_item = pyrf_evlist__item, @@ -1086,6 +1110,8 @@ static PyTypeObject pyrf_evlist__type = { .tp_doc = pyrf_evlist__doc, .tp_methods = pyrf_evlist__methods, .tp_init = (initproc)pyrf_evlist__init, + .tp_repr = pyrf_evlist__str, + .tp_str = pyrf_evlist__str, }; static int pyrf_evlist__setup_types(void) -- 2.47.0.163.g1226f6d8fa-goog