[issue19878] bz2.BZ2File.__init__() cannot be called twice with non-existent file

Roundup Robot added the comment: New changeset 3337298f5c75 by Nadeem Vawda in branch '2.7': Skip test for #19878 on Windows. http://hg.python.org/cpython/rev/3337298f5c75 -- ___ Python tracker

[issue19878] bz2.BZ2File.__init__() cannot be called twice with non-existent file

Roundup Robot added the comment: New changeset 55a748f6e396 by Nadeem Vawda in branch '2.7': Closes #19878: Fix segfault in bz2 module. http://hg.python.org/cpython/rev/55a748f6e396 -- nosy: +python-dev resolution: -> fixed stage: needs patch -> committed/rejected status: open -> closed

[issue19878] bz2.BZ2File.__init__() cannot be called twice with non-existent file

Vajrasky Kok added the comment: Here is the preliminary patch. -- keywords: +patch nosy: +vajrasky title: bz2.BZ2File.__init__() cannot be called twice -> bz2.BZ2File.__init__() cannot be called twice with non-existent file Added file: http://bugs.python.org/file32965/fix_segfault_in_b

[issue19878] bz2.BZ2File.__init__() cannot be called twice

Nadeem Vawda added the comment: It appears that this *does* affect 2.7 (though not 3.2, 3.3 or 3.4, fortunately): ~/src/cpython/2.7☿ gdb --ex run --args ./python -c 'import bz2; obj = bz2.BZ2File("/dev/null"); obj.__init__("")' «... snip banner ...» Starting program: /home.u/nadeem

[issue19878] bz2.BZ2File.__init__() cannot be called twice

Matthew Bergin added the comment: I was fuzzing the interpreter otherwise it would init itself -- ___ Python tracker ___ ___ Python-bu

[issue19878] bz2.BZ2File.__init__() cannot be called twice

STINNER Victor added the comment: I can reproduce the issue with Python 2.7. The problem is that BZ2File.__init__() doesn't reset the object when __init__() is called twice. For example, the following script fails with "too many open files" error, before the previous file is not called: --- im