Hiroaki Miyajima added the comment:
I've realized that this is a bug of specification of fcntl system call.
I am sorry to bother this site.
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status: open - closed
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Python tracker rep...@bugs.python.org
http://bugs.python.org/issue23656
Changes by R. David Murray rdmur...@bitdance.com:
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resolution: - not a bug
stage: - resolved
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Python tracker rep...@bugs.python.org
http://bugs.python.org/issue23656
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New submission from Hiroaki Miyajima:
When copying sqlite3's database file by shutil.copyfile while holding its
transaction lock, its lock is released unexpectedly.
Attached is a sample program showing this. Inside,
process-1 and process-2 just do following steps respectively:
(1) open a
