[Python-Dev] Proposal for a new function "open_noinherit" to avoid problems with subprocesses and security risks

"Martin v. Löwis" martin at v.loewis.de
Sat Jun 23 08:41:54 CEST 2007

Henning von Bargen schrieb:
> I'd like to propose a new function "open_noinherit"
> or maybe even a new mode flag "n" for the builtin "open"
> (see footnote for the names).

Do you have a patch implementing that feature? I believe
it's unimplementable in Python 2.x: open() is mapped
to fopen(), which does not support O_NOINHERIT.

If you don't want the subprocess to inherit handles,
why don't you just specify close_fds=True when creating
the subprocess?


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