This is on Linux Mint 17: This combination works for most CPythons (except 2.5, which fails to compile, and 3.4... Not sure how): -rw-rw-r-- 1 dstromberg dstromberg 369058 Dec 23 2013 pylint-1.1.0.tar.gz -rw-r--r-- 1 dstromberg dstromberg 86164 Apr 23 16:27 astroid-1.0.0.tar.xz -rw-r--r-- 1 dstromberg dstromberg 159188 Jul 20 17:32 logilab-common-0.62.0.tar.xz This combination installs, even with CPython 2.5, but fails to pylint even simple files on 2.[567] and 3.[01234]: -rw-r--r-- 1 dstromberg dstromberg 251628 Jul 20 17:32 pylint-1.2.1.tar.xz -rw-r--r-- 1 dstromberg dstromberg 86164 Apr 23 16:27 astroid-1.0.0.tar.xz -rw-r--r-- 1 dstromberg dstromberg 159188 Jul 20 17:32 logilab-common-0.62.0.tar.xz