[Python-Dev] Avoiding file descriptors leakage in subprocess.Popen()
cs at zip.com.au
Tue Jun 16 05:20:53 CEST 2009
On 14Jun2009 16:42, Mark Seaborn <mrs at mythic-beasts.com> wrote:
| I use a convenience function like this, so that GC takes care of the FDs:
| def make_pipe():
| read_fd, write_fd = os.pipe()
| return os.fdopen(read_fd, "r"), os.fdopen(write_fd, "w")
Not guarrenteed to be timely. The try/except at least closes things as
control passes out of the relevant scope. I don't think all pythons
do immediate ref-counted GC.
But it's very neat!
Cameron Simpson <cs at zip.com.au> DoD#743
Trust the computer industry to shorten Year 2000 to Y2K. It was this
thinking that caused the problem in the first place.
- Mark Ovens <marko at uk.radan.com>
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