Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #53888 > unrolled thread

Re: [python-committers] [RELEASED] Python 3.4.0a2

Back to article view | Back to comp.lang.python

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.

Contents

  Re: [python-committers] [RELEASED] Python 3.4.0a2 Victor Stinner <victor.stinner@gmail.com> - 2013-09-09 21:51 +0200

#53888 — Re: [python-committers] [RELEASED] Python 3.4.0a2

2013/9/9 Antoine Pitrou <solipsis@pitrou.net>:
> Le Mon, 9 Sep 2013 14:30:50 +0200,
> Victor Stinner <victor.stinner@gmail.com> a écrit :
>> 2013/9/9 Larry Hastings <larry@hastings.org>:
>> > Python 3.4 includes a range of improvements of the 3.x series,
>> > including hundreds of small improvements and bug fixes.  Major new
>> > features and changes in the 3.4 release series so far include:
>> >
>> > * PEP 446, changing file descriptors to not be inherited by default
>> >            in subprocesses
>>
>> The title of the PEP is "Make newly created file descriptors
>> non-inheritable". It has an impact on all functions creating files and
>> sockets not only the subprocess module.
>
> I don't think Larry's description is wrong. "Non-inheritable" is a
> shorthand for "non-inheritable in subprocesses" with "subprocesses"
> taken in the general sense (i.e. not only created with the subprocess
> module).

Oh, I misunderstood "in subprocesses", I read "in the subprocess module".

The definition of FD inheritance is tricky. For example, on UNIX
"non-inheritable" file descriptors are still inherited at fork :-)

I hope that the documentation is explicit enough:
http://docs.python.org/dev/library/os.html#inheritance-of-file-descriptors

Victor

[toc] | [standalone]

Back to top | Article view | comp.lang.python

csiph-web