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Issue #20505: Add debug info to analyze sporaric failures of

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test_timeout_rounding() on Windows XP buildbots.
This commit is contained in:
Victor Stinner 2014-02-10 11:47:50 +01:00
parent 69a2547cd5
commit 1c143b19c8
2 changed files with 10 additions and 1 deletions
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6
Lib/asyncio/base_events.py
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@ -633,7 +633,13 @@ class BaseEventLoop(events.AbstractEventLoop):
else:
logger.log(level, 'poll took %.3f seconds', t1-t0)
else:
t0 = self.time()
event_list = self._selector.select(timeout)
dt = self.time() - t0
if not event_list and timeout and dt < timeout:
print("asyncio: selector.select(%.3f ms) took %.3f ms"
% (timeout*1e3, dt*1e3),
file=sys.__stderr__, flush=True)
self._process_events(event_list)
# Handle 'later' callbacks that are ready.