Antoine Pitrou added the comment:
This changeset crashes test_io here:
test_close_error_on_close (test.test_io.CBufferedReaderTest) ... python:
Objects/abstract.c:2091: PyObject_Call: Assertion `(result != ((void *)0)
!PyErr_Occurred()) || (result == ((void *)0) PyErr_Occurred())' failed.
Antoine Pitrou added the comment:
gdb backtrace:
#0 0x7711ff79 in __GI_raise (sig=sig@entry=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1 0x77123388 in __GI_abort () at abort.c:89
#2 0x77118e36 in __assert_fail_base (fmt=0x7726a718 %s%s%s:%u:
%s%sAssertion
Roundup Robot added the comment:
New changeset a98fd4eeed40 by Serhiy Storchaka in branch '3.4':
PyErr_NormalizeException doesn't like being called with an exception set
http://hg.python.org/cpython/rev/a98fd4eeed40
New changeset 55c50c570098 by Serhiy Storchaka in branch 'default':
Serhiy Storchaka added the comment:
Thank you Antoine. Perhaps this non-trivial code for chaining exceptions
(repeated at least three times) should be extracted to separate function.
--
status: open - closed
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Python tracker rep...@bugs.python.org
Roundup Robot added the comment:
New changeset a3b7b89da34f by Serhiy Storchaka in branch '3.4':
Issue #21677: Fixed chaining nonnormalized exceptions in io close() methods.
http://hg.python.org/cpython/rev/a3b7b89da34f
New changeset d6ac4b6020b9 by Serhiy Storchaka in branch 'default':
Issue
Serhiy Storchaka added the comment:
Thank you Martin for your report.
--
resolution: - fixed
stage: patch review - resolved
status: open - closed
versions: -Python 2.7
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue21677
Serhiy Storchaka added the comment:
Here is a patch. It fixes also the same error in TextIOWrapper.
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assignee: - serhiy.storchaka
keywords: +patch
stage: - patch review
versions: +Python 2.7, Python 3.5
Added file:
New submission from Martin Panter:
I made a writer class whose write() and flush() methods (unintentionally)
triggered exceptions. I wrapped this in a BufferedWriter. When close() is
called, the resulting exception has a string object in its __context__
attribute. Although the original error
Changes by Serhiy Storchaka storch...@gmail.com:
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nosy: +benjamin.peterson, pitrou, serhiy.storchaka, stutzbach
___
Python tracker rep...@bugs.python.org
http://bugs.python.org/issue21677
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