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bh=AeqWqqe4byyu5sN2IyiJ1hoR9egPsJjOm1lcyJLaQbI=; b=OrnMDcZykJXwCI7jarHXTHrazal7+hg0TuMuh2Gr4FDPv1SNSjwY8kCSb2O2xp/SRLRWWc 1CSHA6GgEs9bhwoOkPYzOFhW+Epeudej0uDGOqDZVP+nYfu1cDnj3iod/1PsqIwn9WGOXq U/IVwMnUC+/ts0EKgaywe+iZTgmSa98= X-MC-Unique: ajgi7xwkOp6d9NuO_Gewcw-1 From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH v7 03/31] python/machine: use subprocess.run instead of subprocess.Popen Date: Tue, 25 May 2021 20:24:26 -0400 Message-Id: <20210526002454.124728-4-jsnow@redhat.com> In-Reply-To: <20210526002454.124728-1-jsnow@redhat.com> References: <20210526002454.124728-1-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: quoted-printable 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; 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charset="utf-8" use run() instead of Popen() -- to assert to pylint that we are not forgetting to close a long-running program. Signed-off-by: John Snow Reviewed-by: Cleber Rosa Tested-by: Cleber Rosa Message-id: 20210517184808.3562549-4-jsnow@redhat.com Signed-off-by: John Snow --- python/qemu/machine.py | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/python/qemu/machine.py b/python/qemu/machine.py index 5b87e9ce024..04e005f3811 100644 --- a/python/qemu/machine.py +++ b/python/qemu/machine.py @@ -223,13 +223,16 @@ def send_fd_scm(self, fd: Optional[int] =3D None, assert fd is not None fd_param.append(str(fd)) =20 - proc =3D subprocess.Popen( - fd_param, stdin=3Dsubprocess.DEVNULL, stdout=3Dsubprocess.PIPE, - stderr=3Dsubprocess.STDOUT, close_fds=3DFalse + proc =3D subprocess.run( + fd_param, + stdin=3Dsubprocess.DEVNULL, + stdout=3Dsubprocess.PIPE, + stderr=3Dsubprocess.STDOUT, + check=3DFalse, + close_fds=3DFalse, ) - output =3D proc.communicate()[0] - if output: - LOG.debug(output) + if proc.stdout: + LOG.debug(proc.stdout) =20 return proc.returncode =20 --=20 2.31.1