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This commit is contained in:
Erik Johnston 2019-12-10 13:17:39 +00:00
parent f5bb1531b7
commit ffeafade48

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@ -627,8 +627,10 @@ def make_deferred_yieldable(deferred):
(This is more-or-less the opposite operation to run_in_background.)
"""
if inspect.isawaitable(deferred):
# If we're given a coroutine we need to convert it to a deferred so that
# we can attach callbacks (and not immediately return).
# If we're given a coroutine we convert it to a deferred so that we
# run it and find out if it immediately finishes, it it does then we
# don't need to fiddle with log contexts at all and can return
# immediately.
deferred = defer.ensureDeferred(deferred)
if not isinstance(deferred, defer.Deferred):