[Python-ideas] win32 extensions

Matt Joiner anacrolix at gmail.com
Wed Sep 14 10:20:43 CEST 2011

I think it's clear that file locking and asynchronous IO (aio and
OVERLAPPED) are sore points and should be better exposed.
On Sep 14, 2011 2:27 PM, "Massimo Di Pierro" <massimo.dipierro at gmail.com>
> I would help but I do not feel competent as I am not a windows user.
> For portability reasons I have had a need for:
> win32file._get_osfhandle
> win32file.LockFileEx
> pywintypes.OVERLAPPED()
> Although I have not used this much, the ability to talk to windows app is
also useful:
> import win32com.client
> xl = win32com.client.Dispatch("Excel.Application")
> Massimo
> On Sep 13, 2011, at 11:12 PM, Nick Coghlan wrote:
>> On Wed, Sep 14, 2011 at 1:19 PM, Massimo Di Pierro
>> <massimo.dipierro at gmail.com> wrote:
>>> For me the only reason win32 is important is to implement a
cross-platform file locking.
>>> I did not mean to propose web32 should be included but a portable file
locking api would be useful.
>> If Windows developers wanted to work with Mark Hammond to figure out
>> and systematically extract a core subset of stable pywin32
>> functionality potentially suitable for inclusion in the standard
>> library, that may not be a bad thing (there's currently already
>> duplication between the two, since the stdlib needs aspects of the
>> win32 API to implement modules like subprocess and multiprocessing,
>> but in those cases the pywin32 version is almost always more feature
>> complete).
>> The stdlib version could evolve as the standard library does, while
>> pywin32 could move a bit quicker in responding to releases of new
>> versions of Windows.
>> However, CPython+pywin32 suffers from the curse of being a "good
>> enough" solution most of the time (especially if you start with a
>> bundled installer that takes care of finding a suitable version of
>> pywin32 for the version of CPython being installed).
>> Personally, I do think this idea has potential to be a valuable
>> project, but I also think the same could be said just for helping
>> pywin32 consolidate its web presence and promote itself more clearly.
>> Currently, a Google search for pywin32 gives you:
>> ~4 hits on the SourceForge project. This is *correct*, but SF in
>> general (and currently pywin32 in particular) is organised for
>> existing developers, not for users or potential new developers
>> (finding the latest release and being sure it *is* the latest release
>> is not trivial - more on this below).
>> The next hit is on Mark's old starship page - that's ancient and
>> hasn't been used for pywin32 downloads in years
>> Next we have the PyPI page, which appears to be a couple of releases
>> out of date (SF has 216, PyPI has 214)
>> Then we have two copies of the PyPI documentation, one hosted by
>> ActiveState (as part of the ActivePython 2.7 docs), the other by Tim
>> Golden.
>> Assuming Mark was happy to go along with the idea, it would be great
>> to see some real content at http://pywin32.sourceforge.net/ instead of
>> the current placeholder page.
>> For example:
>> - quick description of the project and how it can really help with
>> Windows-specific development (and general Windows compatibility)
>> - link directly to latest download file on Sourceforge
>> - link to PyPI entry
>> - link to the user mailing list (python-win32 at python.org, I believe)
>> - basic instructions on how to get involved as a developer
>> As an even larger task, it would be great to see some Sphinx docs for
>> Pywin32 that provided an overview of the various modules included in
>> the package, and references out to the relevant MS documentation (as
>> well as to the automatically generated documentation for pywin32
>> itself).
>> Regards,
>> Nick.
>> --
>> Nick Coghlan | ncoghlan at gmail.com | Brisbane, Australia
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