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authorDaniel Silverstone <daniel.silverstone@codethink.co.uk>2018-10-23 16:47:27 +0100
committerDaniel Silverstone <daniel.silverstone@codethink.co.uk>2018-10-25 15:43:52 +0100
commit5a187a1e897196d2ba3d07785dca3e024594604e (patch)
treeec2521dbdbac5122393d10c41e1f44c038f7e667 /buildstream/utils.py
parente9c6db1e2c524ca651d923467e53416c12f145aa (diff)
downloadbuildstream-5a187a1e897196d2ba3d07785dca3e024594604e.tar.gz
utils.py: Disable lint warning about popen
We use `preexec_fn` in our use of Popen. Since there are threads in the codebase, this is not necessarily safe. However we go to great lengths to ensure that the main process doesn't spawn threads (they're used in gRPC a lot) and so it should be safe for our use. As such, we disable the lint here. Signed-off-by: Daniel Silverstone <daniel.silverstone@codethink.co.uk>
Diffstat (limited to 'buildstream/utils.py')
-rw-r--r--buildstream/utils.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/buildstream/utils.py b/buildstream/utils.py
index 7f2f9d5fd..949b97b70 100644
--- a/buildstream/utils.py
+++ b/buildstream/utils.py
@@ -1088,7 +1088,8 @@ def _call(*popenargs, terminate=False, **kwargs):
os.killpg(group_id, signal.SIGCONT)
with _signals.suspendable(suspend_proc, resume_proc), _signals.terminator(kill_proc):
- process = subprocess.Popen(*popenargs, preexec_fn=preexec_fn, **kwargs)
+ process = subprocess.Popen( # pylint: disable=subprocess-popen-preexec-fn
+ *popenargs, preexec_fn=preexec_fn, **kwargs)
output, _ = process.communicate()
exit_code = process.poll()