[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: This was fixed in 3.10.0 if I am not mistaken. Could you provide a reproducer, please? -- ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Peter Roelants added the comment: If I understand correctly this should be fixed? In which 3.10.* version should this be fixed? The reason why I'm asking is that I ran into this issue when using Dask (2022.02.0) with multithreading on Python 3.10.2: Exception in thread Profile: Traceback

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: Feel free to reopen if we are missing anything -- ___ Python tracker ___ ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Pablo Galindo Salgado : -- priority: release blocker -> ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Pablo Galindo Salgado : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: New changeset 61eb9b5dfd919ba5d1ec9f7df0137f2e6d196972 by Pablo Galindo in branch '3.10': [3.10] bpo-6: support lineno being None in traceback.FrameSummary (GH-26781) (GH-27072)

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Pablo Galindo Salgado : -- pull_requests: +25623 pull_request: https://github.com/python/cpython/pull/27072 ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: New changeset 91a8f8c16ca9a7e2466a8241d9b41769ef97d094 by Filipe Laíns in branch 'main': bpo-6: support lineno being None in traceback.FrameSummary (GH-26781) https://github.com/python/cpython/commit/91a8f8c16ca9a7e2466a8241d9b41769ef97d094

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Filipe Laíns added the comment: The issue that made the line number be missing is fixed, but GH-26781 is needed to account for 088a15c49d99ecb4c3bef93f8f40dd513c6cae3b, even though it is no longer triggered in this situation. -- ___ Python tracker

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: Beta 4 is in a few days. Can someone confirm of this is fixed or if it still needs a patch? -- ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Mark Shannon added the comment: With the latest 3.10, I get: File "/home/mark/test/test.py", line 13, in next(bar().__await__(), None) File "/home/mark/test/test.py", line 10, in bar return [chunk async for chunk in foo()] File "/home/mark/test/test.py", line 10, in return

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Mark Shannon added the comment: This appears to be a duplicate of https://bugs.python.org/issue44297 -- ___ Python tracker ___ ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Pablo Galindo Salgado : -- priority: normal -> release blocker ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Pablo Galindo Salgado added the comment: Mark, can you take a look at this? -- nosy: +pablogsal versions: +Python 3.11 -Python 3.10 ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Filipe Laíns added the comment: Upon further investigation, there are actually two issues here. The first would be the one I identified already, traceback.FrameSummary not being prepared for lineno being None, but there is also a regression in lineno being invalid in this situation in the

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Filipe Laíns : -- pull_requests: +25367 pull_request: https://github.com/python/cpython/pull/26782 ___ Python tracker ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Filipe Laíns added the comment: I bissected this to 088a15c49d99ecb4c3bef93f8f40dd513c6cae3b and submitted a patch making traceback.FrameSummary take into consideration that lineno might be None, I believe this is probably the correct fix. -- ___

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Filipe Laíns : -- keywords: +patch nosy: +FFY00 nosy_count: 4.0 -> 5.0 pull_requests: +25366 stage: -> patch review pull_request: https://github.com/python/cpython/pull/26781 ___ Python tracker

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Filipe Laíns : -- nosy: +iritkatriel ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Thomas Grainger : -- nosy: +nedbat ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Thomas Grainger : -- nosy: +Mark.Shannon -nedbat ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

Change by Ned Batchelder : -- nosy: +nedbat ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue44446] linecache.getline TypeError when formatting tracebacks in stacks containing an async list comprehension

New submission from Thomas Grainger : demo: import traceback import io async def foo(): yield 1 traceback.print_stack(file=io.StringIO()) yield 2 async def bar(): return [chunk async for chunk in foo()] next(bar().__await__(), None) print("working!") Traceback (most