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Re: [Visualpython-users] VPython 6.02 with buttons, sliders, and new event handling capabilities
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From: Bruce S. <Bru...@nc...> - 2013-02-14 14:53:10
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Sorry, I have no idea. Since the error mentions threads, I will comment that threads have been eliminated from VPython 6. Bruce Sherwood On Thu, Feb 14, 2013 at 5:51 AM, Steve Spicklemire <st...@sp...> wrote: > Hmm.. I've never hit that one. > > I haven't experimented with linking to dylibs for boost, so I'm probably > not going to be much help there. > > Maybe Bruce will know if that's been tried. > > sorry! > -steve > > On Feb 13, 2013, at 9:43 PM, boy...@gm... wrote: > > > Hello Steve, > > > > I did read that, but I have't tried yet. I'm interested in trying to > install boost with homebrew. > > > > I made a few changes with the boost installation complied by homebrew (I > not do their basic install for 10.8. Before I had chosen some options that > I didn't really need). > > > > The strange c++ error has gone. Instead 'import visual' generated the > following Fatal error: > > > > Fatal Python error: PyThreadState_Get: no current thread > > Abort trap: 6 > > > > Do you think this could be because I linked with the dylibs. I remember > when I did some ctypes work with python on OSX that there was a problem > importing dylib files that gave a similar error. > > > > Best wishes, > > > > Dan > > > > > > On 13 Feb 2013, at 22:42, Steve Spicklemire <st...@sp...> wrote: > > > >> Hi Dan, > >> > >> When you built boost did you use the bootstrap/b2 parameters suggest in > MAC-OSX.txt or some variation? > >> > >> I think > __ZN5boost6python7objects15function_objectERKNS1_11py_functionERKSt4pairIPKNS0_6detail7keywordES9_E > is a c++ mangled name for some specific method, but it's not included in > your library somehow. > >> > >> -steve > >> > >> On Feb 13, 2013, at 6:18 AM, "boy...@gm..." < > boy...@gm...> wrote: > >> > >>> Hello Steve, Tom, > >>> > >>> find /usr/local/lib -name *boost_python* -ls reveals that there is a > .dylib and .a versions, symlinked to /usr/local/lib, > >>> > >>> /usr/local/lib/libboost_python-mt.a -> > ../Cellar/boost/1.52.0/lib/libboost_python-mt.a > >>> /usr/local/lib/libboost_python-mt.dylib -> > ../Cellar/boost/1.52.0/lib/libboost_python-mt.dylib > >>> > >>> So Tom suggestion was right, the libraries have a "-mt" appended. > >>> > >>> I changed line 135 of setup.py to read, > >>> > >>> libraries = ['boost_python-mt','boost_signals-mt'] > >>> > >>> I re-built. This time the build finishes successfully, but there is > error when import visual in python: > >>> > >>> ---------------------------------- > >>> File > "/usr/local/Cellar/python/2.7.3/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/VPython-6.02-py2.7-macosx-10.8-x86_64.egg/visual/__init__.py", > line 33, in <module> > >>> from visual.visual_all import * # this statement not included in > vis/__init__.py > >>> File > "/usr/local/Cellar/python/2.7.3/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/VPython-6.02-py2.7-macosx-10.8-x86_64.egg/visual/visual_all.py", > line 10, in <module> > >>> from visual_common.cvisual import vector > >>> ImportError: > dlopen(/usr/local/Cellar/python/2.7.3/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/VPython-6.02-py2.7-macosx-10.8-x86_64.egg/visual_common/cvisual.so, > 2): Symbol not found: > __ZN5boost6python7objects15function_objectERKNS1_11py_functionERKSt4pairIPKNS0_6detail7keywordES9_E > >>> Referenced from: > /usr/local/Cellar/python/2.7.3/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/VPython-6.02-py2.7-macosx-10.8-x86_64.egg/visual_common/cvisual.so > >>> Expected in: flat namespace > >>> in > /usr/local/Cellar/python/2.7.3/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/VPython-6.02-py2.7-macosx-10.8-x86_64.egg/visual_common/cvisual.so > >>> --------------------------------- > >>> > >>> I think the function named > "__ZN5boost6python7objects15function_objectERKNS1_11py_functionERKSt4pairIPKNS0_6detail7keywordES9_E" > is a hint that headers didn't get processed or some obscure problem with > building against a dynamic library (the .dylib) files. > >>> > >>> Any suggestions? > >>> > >>> The includes directory has the following structure, > >>> > >>> /usr/local/include/boost/<all boost files and folders> > >>> > >>> Should I specify the boost subdirectory as, > >>> > >>> [build_ext] > >>> include-dirs=/usr/local/include/boost <---- ? > >>> library-dirs=/usr/local/lib > >>> > >>> Should I only link against the static library (is that what the .a > files are?). If so, how to do that? > >>> > >>> Best wishes, > >>> > >>> Dan > >>> > >>> PS. I should probably say, this is a fresh install of 10.8.2, with a > latest Xcode (4.6), and latest homebrew (0.9.4, completely up-to-date). > >>> > >> > > > > > > > ------------------------------------------------------------------------------ > > Free Next-Gen Firewall Hardware Offer > > Buy your Sophos next-gen firewall before the end March 2013 > > and get the hardware for free! Learn more. > > http://p.sf.net/sfu/sophos-d2d-feb > > _______________________________________________ > > Visualpython-users mailing list > > Vis...@li... > > https://lists.sourceforge.net/lists/listinfo/visualpython-users > > > > ------------------------------------------------------------------------------ > Free Next-Gen Firewall Hardware Offer > Buy your Sophos next-gen firewall before the end March 2013 > and get the hardware for free! Learn more. > http://p.sf.net/sfu/sophos-d2d-feb > _______________________________________________ > Visualpython-users mailing list > Vis...@li... > https://lists.sourceforge.net/lists/listinfo/visualpython-users > |
