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Re: Python SVN Bindings on Windows Server 2008 x64

From: Brian Ellis <bellis_at_ticketbiscuit.com>
Date: Thu, 17 Feb 2011 07:52:22 -0600

Yeah, I copied the files and renamed them so I have both the .dll and .pyd
files in the directory. I also rebooted the server, though I'm not sure why
that would matter. Still no luck :(
____________________________________
Brian Ellis

On Thu, Feb 17, 2011 at 1:11 AM, Cooke, Mark <mark.cooke_at_siemens.com> wrote:

> > > From: Brian Ellis [mailto:bellis_at_ticketbiscuit.com]
> > > Sent: Wednesday, 16 February, 2011 3:40 AM
> > > To: users_at_subversion.apache.org
> > > Subject: Python SVN Bindings on Windows Server 2008 x64
> > >
> > > Hi, sorry if this has been covered before but I'm new to
> > > Subversion admin and can't really find a clear answer. My
> > > goal is to use the python scripts in subversion\tools,
> > > specifically validate-extensions.py in this case. I am
> > > running VisualSVN Server 2.15, built on Subversion 1.6.15 and
> > > have 32-bit Python 2.7.1 set up on the machine at the moment.
> > >
> > > When I set up the hook, I got an error that the svn module
> > > could not be found. I installed the latest libsvn bindings I
> > > could find
> > > (http://trac.edgewall.org/attachment/wiki/TracSubversion/svn-w
> > in32-1.6.15_py_2.7.zip
> > <http://trac.edgewall.org/attachment/wiki/TracSubversion/svn-w
> > %0Ain32-1.6.15_py_2.7.zip> from
> > http://trac.edgewall.org/wiki/TracSubversion) > but I
> > still can't load
> > the svn module. If I run 'from svn
> > > import repos' from the command line, I get:
> > >
> > > File "C:\Python27\lib\site-packages\libsvn\core.py", line 21,
> > > in swig_import_helper
> > > _mod = imp.load_module('_core', fp, pathname, description)
> > > ImportError: DLL load failed: The specified procedure could
> > > not be found.
> > >
> > >
> > > Am I missing something? I also tried the Python27 64-bit
> > > release but precompiled svn bindings don't appear to be
> > > available for it and I would prefer not to go through
> > > everything required to build them myself.
> > >
> > > Thank you in advance for your help.
> > >
> > > Brian Ellis
> > >
> > > -----Original Message-----
> > > From: Joel Low [mailto:joel_at_joelsplace.sg]
> > > Sent: 16 February 2011 00:11
> > > To: Brian Ellis
> > > Cc: users_at_subversion.apache.org
> > > Subject: RE: Python SVN Bindings on Windows Server 2008 x64
> > >
> > > [JL] Hi Brian, you can try to check if the SVN DLLs are
> > > accessible from your 32-bit Python (so 32-bit SVN DLLs,
> > > Program Files (x86) folder, etc), perhaps by ensuring that
> > > the Subversion bin directory is in PATH. Remember that hook
> > > scripts are run without environment variables defined so you
> > > may have to redefine PATH in your hook script.
> > >
> > On Wed, Feb 16, 2011 at 3:55 AM, Cooke, Mark
> > <mark.cooke_at_siemens.com> wrote:
> >
> > Hi Brian,
> >
> > Here are some notes I made for myself about upgrading
> > the bindings when
> > I upgrade Trac:
> >
> > ~ deleted the old svn and libsvn directories from
> > C:\Python26\Lib\site-packages
> >
> > ~ opened the python bindings .zip and copied the two directories
> > to site-packages
> >
> > ~ copied all libsvn\_*.dll files to _*.pyd [1]
> >
> > ~ restarted the server and crossed fingers...
> >
> > [1] I found this recommended in the t.e.o wiki at
> > TracSubversion...
> > http://trac.edgewall.org/wiki/TracSubversion#forPython2.6
> >
> > ...in particular have you copied/renamed the .dll
> > files? Hope this
> > helps...
> >
> > ~ Mark C
> >
> > -----Original Message-----
> > From: Brian Ellis [mailto:bellis_at_ticketbiscuit.com]
> > Sent: 16 February 2011 23:26
> > To: Cooke, Mark
> > Cc: Joel Low; users_at_subversion.apache.org
> > Subject: Re: Python SVN Bindings on Windows Server 2008 x64
> >
> > In case it helps, I loaded up the 32-bit depends.exe as
> > recommended in the TracSubversion FAQ and tried the load the
> > core module from there ('from svn import core'). I receive the error:
> >
> > LoadLibraryExA("C:\Python27\Lib\site-packages\libsvn\_core.pyd
> > ", 0x00000000, LOAD_WITH_ALTERED_SEARCH_PATH) returned NULL.
> > Error: The specified procedure could not be found (127).
> >
> > _core.pyd is located at that path so I'm not sure why it
> > can't find it.
> > ____________________________________
> > Brian Ellis
> >
> I'm clutching at straws here but did you rename the files or copy/rename
> them? I.e. do you just .pyd or both .pyd and .dll? If the former, try
> copying back to .dll as well (this is what I have). You will need to
> bounce apache (if you are using it)... The information I could find
> when I was looking into this was somewhat confused but I seem to
> remember I had very similar problems with only one or the other that
> were fixed when I kept both.
>
> Just checking the Trac site again
> (http://trac.edgewall.org/wiki/TracSubversion#checklist-windows) I
> remember reading this before:
>
> According to the README.txt file for the Subversion bindings, if you
> are using Python 2.5+ you need to rename all the .dll files in the
> libsvn folder to .pyd files. Upon further research,
> http://www.python.org/doc/faq/windows/#is-a-pyd-file-the-same-as-a-dll
> indicates you may need to have both the .pyd and .dll version of the
> libsvn files available. This resolved both the 'ImportError: No module
> named _core' error (with only the DLL) and the 'ImportError: DLL load
> failed' (with only the pyd) when testing from the console, and the
> browser.
>
> ...I hope this fixes it!
>
> ~ mark c
>
Received on 2011-02-17 14:53:03 CET

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