python-updater -i :
[blocks B ] x11-drivers/ati-drivers (is blocking x11-base/xorg-server-1.4-r2)
[blocks B ] x11-drivers/xf86-video-via (is blocking x11-drivers/xf86-video-openchrome-9999)
[blocks B ] x11-misc/xkbdata (is blocking x11-misc/xkeyboard-config-1.1)
[blocks B ] >=sys-apps/util-linux-2.13_pre (is blocking sys-process/schedutils-1.5.0)
[blocks B ] kde-base/ksync (is blocking kde-base/kdelibs-3.5.8-r1)
[blocks B ] x11-misc/xkeyboard-config (is blocking x11-misc/xkbdata-1.0.1)
[blocks B ] sys-process/schedutils (is blocking sys-apps/util-linux-2.13-r2)
Total: 358 packages (300 upgrades, 19 new, 1 in new slot, 38 reinstalls, 7 blocks), Size of downloads: 731,430 kB
Portage tree and overlays:
[0] /usr/portage
[1] /usr/portage/local/layman/sabayon
!!! Error: The above package list contains packages which cannot be installed
!!! at the same time on the same system.
For more information about Blocked Packages, please refer to the following
section of the Gentoo Linux x86 Handbook (architecture is irrelevant):
http://www.gentoo.org/doc/en/handbook/handbook-x86.xml?full=1#blocked