Ok,
So I checked my library versions:
[grbrenn:~]/$otool -L /usr/lib/libxml2.2.dylib
/usr/lib/libxml2.2.dylib:
/usr/lib/libxml2.2.dylib (compatibility version 10.0.0, current version 10.9.0)
/usr/lib/libz.1.dylib (compatibility version 1.0.0, current version 1.2.5)
/usr/lib/libicucore.A.dylib (compatibility version 1.0.0, current version 51.1.0)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1197.1.1)
[grbrenn:~]/$otool -L /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/lxml/etree.so
/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/lxml/etree.so:
/opt/local/lib/libxslt.1.dylib (compatibility version 3.0.0, current version 3.28.0)
/opt/local/lib/libexslt.0.dylib (compatibility version 9.0.0, current version 9.17.0)
/opt/local/lib/libxml2.2.dylib (compatibility version 12.0.0, current version 12.1.0)
/opt/local/lib/libz.1.dylib (compatibility version 1.0.0, current version 1.2.8)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1197.1.1)
It looks like one is compatibility version 12.0.0 and the other is compatibility version 10.0.0.
How do I set the Library or Library_PATH to point to the right version?
Thanks!
Greg