[Python-Dev] PEP 362 Third Revision

[Benjamin Peterson]

2012/6/15 Larry Hastings <larry at hastings.org>:
> On 06/15/2012 11:46 AM, R. David Murray wrote:
>
> Adding a os.have_openat seems more reasonable than adding is_implemented
> to every __signature__ object.  And more useful, as well; it provides
> a much more specific piece of information.
>
>
> We already have "os.have_openat"; it's spelled
> sysconfig.get_config_var('HAVE_OPENAT').  But, assuming I land issue 14626,
> this leads us to:
>
> Q: Can I use the dir_fd parameter to os.open?
> A: Only if sysconfig.get_config_var('HAVE_OPENAT') is true.
>
> Q: Can I use the fd parameter to os.utime?
> A: Only if sysconfig.get_config_var('HAVE_FUTIMENS') or
> sysconfig.get_config_var('HAVE_FUTIMES') is true.
>
> I feel this interface lacks civility.

There's no reason this couldn't be wrapped into some sort of os level
attribute or function.


-- 
Regards,
Benjamin