On 05.04.2013 07:37, Fernando Perez wrote: > Well, I'm using the system libpng, which is what puzzles me: there > should be no need for me to modify my LD_..., and I haven't done so in > the past. I'll have to dig into the build tomorrow to figure out > exactly what's going on there... >
whats the output of: ldd /home/fperez/usr/opt/lib/python2.7/site-packages/matplotlib-1.3.x-py2.7-linux-x86_64.egg/matplotlib/_png.so apt-cache policy libpng12-dev the system libpng in ubuntu 12.10 does have this symbol defined, maybe you are picking up some other installation. > Will report back. > > > On Thu, Apr 4, 2013 at 9:24 PM, Damon McDougall > <[email protected] <mailto:[email protected]>> wrote: > > > > > On Thu, Apr 4, 2013 at 10:51 PM, Fernando Perez > <[email protected] <mailto:[email protected]>> wrote: > > Thanks, Damon, for this info. > > Based on this, I've tested now on another, different system with > the same version of linux and can't reproduce it either. Very > odd, but it looks like something is amiss on my end, so let me > investigate further before anyone burns further cycles on the issue. > > Cheers, > > f > > > On Thu, Apr 4, 2013 at 8:06 PM, Damon McDougall > <[email protected] <mailto:[email protected]>> > wrote: > > On Thu, Apr 4, 2013 at 6:41 PM, Fernando Perez > <[email protected] <mailto:[email protected]>> wrote: > > Hi folks, > > I'm getting the following error from a clean build of > master on an > ubuntu 12.10 machine: > > longs[junk]> python -c 'import matplotlib._png' > Traceback (most recent call last): > File "<string>", line 1, in <module> > ImportError: > > /home/fperez/usr/opt/lib/python2.7/site-packages/matplotlib-1.3.x-py2.7-linux-x86_64.egg/matplotlib/_png.so: > undefined symbol: png_create_read_struct > > > I hadn't seen anything like this recently, nor can I > find similar > reports, so I'm wondering if anyone knows what's going > on, or if it's > an error on my side. I can try to bisect it but I > figured I'd ask > first in case it's obvious to someone else... > > Cheers, > > f > > > Hi Fernando, > > I can't recreate this on OS X with the current git master > branch, which is at 11e7ed. > > Best wishes, > Damon > > -- > Damon McDougall > http://www.damon-is-a-geek.com > Institute for Computational Engineering Sciences > 201 E. 24th St. > Stop C0200 > The University of Texas at Austin > Austin, TX 78712-1229 > > > > Any time, Fernando. > > Out of curiosity, is the png_create_read_struct a symbol from > libpng? If so, try adding wherever your libpng lives to your > LD_LIBRARY_PATH and see what happens. > > Best wishes, > Damon > > -- > Damon McDougall > http://www.damon-is-a-geek.com > Institute for Computational Engineering Sciences > 201 E. 24th St. > Stop C0200 > The University of Texas at Austin > Austin, TX 78712-1229 > > > > > ------------------------------------------------------------------------------ > Minimize network downtime and maximize team effectiveness. > Reduce network management and security costs.Learn how to hire > the most talented Cisco Certified professionals. Visit the > Employer Resources Portal > http://www.cisco.com/web/learning/employer_resources/index.html > > > > _______________________________________________ > Matplotlib-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/matplotlib-devel > ------------------------------------------------------------------------------ Minimize network downtime and maximize team effectiveness. Reduce network management and security costs.Learn how to hire the most talented Cisco Certified professionals. Visit the Employer Resources Portal http://www.cisco.com/web/learning/employer_resources/index.html _______________________________________________ Matplotlib-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/matplotlib-devel
