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LWN.net Weekly Edition for May 23, 2013
An "enum" for Python 3
An unexpected perf feature
LWN.net Weekly Edition for May 16, 2013
A look at the PyPy 2.0 release
The case I'm thinking of is basically
fd = open(debugfs/file)
<wait, while doing something that causes that file to disappear, like unplugging HW>
read(fd) / write(fd) [depending on your access]
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