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Wed, 23 Aug 2023 08:54:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ynddal.dk; s=sig1; t=1692780901; bh=WJybbYg8Al1st0uItsQ36eA7qhiUWArDe/Aix+sMO1c=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=b1fljrCLJHkoFTFmY/fVYnIblyXoIz7pjgw4XBg14OlBxcAOWrrGZtg9Jgf7/uYOe vksk0RcrLrfDUY4+yc8POsctOkaTkJNPmgz4q7oIPpmO+e8lf8G/CLu8aIvqKYz3vC D+7F7YwBWcwYhAVp5qOLvumn2muEOs+01sRCYfbj7wWIw317p8FvhqO/wm6idq6lYf lzyqFg1NC683OmzBZfXkk9L4Gko62+dk9n6FWvUxYxqZQejoqLPb/ZrkUqNuYxXl8w 4U8CgqwFgErMDF0F3HFiJbip+ymTvnmpF2oKHCCzAKloL9eXZjRUQwM/FFD6JZDuD5 PhIJEbMcg/mbw== From: Mads Ynddal To: qemu-devel@nongnu.org Cc: John Snow , Mads Ynddal , Stefan Hajnoczi , Cleber Rosa , Mads Ynddal Subject: [PATCH v4 10/14] simpletrace: move logic of process into internal function Date: Wed, 23 Aug 2023 10:54:25 +0200 Message-Id: <20230823085429.20519-11-mads@ynddal.dk> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230823085429.20519-1-mads@ynddal.dk> References: <20230823085429.20519-1-mads@ynddal.dk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: YAo8A56RG4VI0VC7Qbue8xSWRzeTGqFo X-Proofpoint-GUID: YAo8A56RG4VI0VC7Qbue8xSWRzeTGqFo X-Proofpoint-Virus-Version: =?UTF-8?Q?vendor=3Dfsecure_engine=3D1.1.170-22c6f66c430a71ce266a39bfe25bc?= =?UTF-8?Q?2903e8d5c8f:6.0.517,18.0.883,17.11.64.514.0000000_definitions?= =?UTF-8?Q?=3D2022-06-21=5F08:2022-06-21=5F01,2022-06-21=5F08,2022-02-23?= =?UTF-8?Q?=5F01_signatures=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 spamscore=0 mlxlogscore=791 clxscore=1030 bulkscore=0 adultscore=0 phishscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2308230080 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=17.58.6.54; envelope-from=mads@ynddal.dk; helo=pv50p00im-tydg10021701.me.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ynddal.dk) X-ZM-MESSAGEID: 1692780955321100001 Content-Type: text/plain; charset="utf-8" From: Mads Ynddal To avoid duplicate code depending on input types and to better handle open/close of log with a context-manager, we move the logic of process into _process. Signed-off-by: Mads Ynddal Reviewed-by: Stefan Hajnoczi --- scripts/simpletrace.py | 26 ++++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/scripts/simpletrace.py b/scripts/simpletrace.py index 0826aef283..6969fdd59a 100755 --- a/scripts/simpletrace.py +++ b/scripts/simpletrace.py @@ -201,13 +201,26 @@ def process(events, log, analyzer, read_header=3DTrue= ): # Treat as an already opened file-object events_list =3D read_events(events, events.name) =20 - close_log =3D False if isinstance(log, str): - log =3D open(log, 'rb') - close_log =3D True + with open(log, 'rb') as log_fobj: + _process(events_list, log_fobj, analyzer, read_header) + else: + # Treat `log` as an already opened file-object. We will not close = it, + # as we do not own it. + _process(events_list, log, analyzer, read_header) + +def _process(events, log_fobj, analyzer, read_header=3DTrue): + """Internal function for processing + + Args: + events (list): list of events already produced by tracetool.read_e= vents + log_fobj (file): file-object to read log data from + analyzer (Analyzer): the Analyzer to interpret the event data + read_header (bool, optional): Whether to read header data from the= log data. Defaults to True. + """ =20 if read_header: - read_trace_header(log) + read_trace_header(log_fobj) =20 def build_fn(analyzer, event): if isinstance(event, str): @@ -231,14 +244,11 @@ def build_fn(analyzer, event): =20 with analyzer: fn_cache =3D {} - for event, event_id, timestamp_ns, record_pid, *rec_args in read_t= race_records(events, log, read_header): + for event, event_id, timestamp_ns, record_pid, *rec_args in read_t= race_records(events, log_fobj, read_header): if event_id not in fn_cache: fn_cache[event_id] =3D build_fn(analyzer, event) fn_cache[event_id](event, (event_id, timestamp_ns, record_pid,= *rec_args)) =20 - if close_log: - log.close() - def run(analyzer): """Execute an analyzer on a trace file given on the command-line. =20 --=20 2.38.1