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Use run_in_background in preference to preserve_fn

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While I was going through uses of preserve_fn for other PRs, I converted places
which only use the wrapped function once to use run_in_background, to avoid
creating the function object.
This commit is contained in:
Richard van der Hoff 2018-04-27 11:29:27 +01:00
parent 0ced8b5b47
commit 2a13af23bc
22 changed files with 97 additions and 71 deletions
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6
synapse/util/file_consumer.py
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@ -15,7 +15,7 @@
from twisted.internet import threads, reactor
from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
from synapse.util.logcontext import make_deferred_yieldable, run_in_background
from six.moves import queue
@ -70,7 +70,9 @@ class BackgroundFileConsumer(object):
self._producer = producer
self.streaming = streaming
self._finished_deferred = preserve_fn(threads.deferToThread)(self._writer)
self._finished_deferred = run_in_background(
threads.deferToThread, self._writer
)
if not streaming:
self._producer.resumeProducing()