bpo-34849: Don't log wating for selector.select in asyncio loop iteration (GH-9641)

The waiting is pretty normal for any asyncio program, logging its time just adds
a noise to logs without any useful information provided.



https://bugs.python.org/issue34849

1 files changed, 1 insertions, 22 deletions

diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 492e377..780a061 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -1719,28 +1719,7 @@ class BaseEventLoop(events.AbstractEventLoop):
             when = self._scheduled[0]._when
             timeout = min(max(0, when - self.time()), MAXIMUM_SELECT_TIMEOUT)
 
-        if self._debug and timeout != 0:
-            t0 = self.time()
-            event_list = self._selector.select(timeout)
-            dt = self.time() - t0
-            if dt >= 1.0:
-                level = logging.INFO
-            else:
-                level = logging.DEBUG
-            nevent = len(event_list)
-            if timeout is None:
-                logger.log(level, 'poll took %.3f ms: %s events',
-                           dt * 1e3, nevent)
-            elif nevent:
-                logger.log(level,
-                           'poll %.3f ms took %.3f ms: %s events',
-                           timeout * 1e3, dt * 1e3, nevent)
-            elif dt >= 1.0:
-                logger.log(level,
-                           'poll %.3f ms took %.3f ms: timeout',
-                           timeout * 1e3, dt * 1e3)
-        else:
-            event_list = self._selector.select(timeout)
+        event_list = self._selector.select(timeout)
         self._process_events(event_list)
 
         # Handle 'later' callbacks that are ready.