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| author | Antoine Pitrou <pitrou@free.fr> | 2017-11-07 17:50:48 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-11-07 17:50:48 +0100 |
| commit | d8d218ffda6b7569625ff9edadbbc9a2b1055e32 (patch) | |
| tree | 1c0346361bddaaf5febd26429f0464ee94b1a237 /Lib/asyncio/base_events.py | |
| parent | 518c6b97868d9c665475a40567b0aa417afad607 (diff) | |
| download | cpython-git-d8d218ffda6b7569625ff9edadbbc9a2b1055e32.tar.gz | |
[3.6] bpo-31970: Reduce performance overhead of asyncio debug mode. (GH-4314) (#4322)
* bpo-31970: Reduce performance overhead of asyncio debug mode..
(cherry picked from commit 921e9432a1461bbf312c9c6dcc2b916be6c05fa0)
Diffstat (limited to 'Lib/asyncio/base_events.py')
| -rw-r--r-- | Lib/asyncio/base_events.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py index a4967b854c..8cc655c79f 100644 --- a/Lib/asyncio/base_events.py +++ b/Lib/asyncio/base_events.py @@ -1222,6 +1222,11 @@ class BaseEventLoop(events.AbstractEventLoop): handler is set, and can be called by a custom exception handler that wants to defer to the default behavior. + This default handler logs the error message and other + context-dependent information. In debug mode, a truncated + stack trace is also appended showing where the given object + (e.g. a handle or future or task) was created, if any. + The context parameter has the same meaning as in `call_exception_handler()`. """ |