Si tu le dis... Pour les autres, ne virez pas python2.6:
sudyann@yann-work:~$ sudo apt-get remove python2.6
[sudo] password for yann:
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
nvidia-71-modaliases syslinux libgtk2.0-0-dbg libgsf-gnome-1-114
libglitz-glx1 libgconf2.24-cil debootstrap bochsbios libatk1.0-dbg
libgsf-1-114-dbg libbrasero-media0 libdiscid0 libpango1.0-0-dbg libgfortran3
patchutils gthumb-data bridge-utils qemu libdns45 libatspi-dbg
libaiksaurus-1.2-0c2a libchm1 libpt2.6.1-plugins-alsa libtotem-plparser12
libexiv2-5 libart2.24-cil libboost-thread1.37.0 libpod-coverage-perl
libxft2-dbg libfontconfig1-dbg kpartx nvidia-180-modaliases guile-1.8-libs
libloudmouth1-0 dnsmasq-base libopal3.6.1 libtorrent-rasterbar2
libgoffice-0-6-common libcryptui0 libdevel-symdump-perl
libgsf-gnome-1-114-dbg blt libboost-signals1.34.1 libgda3-sqlite
gstreamer0.10-plugins-ugly-dbg libaiksaurus-1.2-data libio-stringy-perl
vgabios devscripts libipc-run-perl libloudmouth1-0-dbg libunique-1.0-0
dctrl-tools libauthen-sasl-perl libglitz1 libxml2-dbg fglrx-modaliases
libparse-debcontrol-perl nvidia-173-modaliases libphonon4 libnss3-1d-dbg
exiftran libblas3gf libpt2.6.1 libudev0 liblapack3gf libgmime-2.0-2a
libio-pty-perl liboobs-1-4-dbg libgucharmap7 libnspr4-0d-dbg libgda3-3-dbg
libindicate1 libgdict-1.0-6 exiv2 libboost-filesystem1.37.0
libpt2.6.1-plugins-v4l2 libglib2.0-0-dbg libgmime2.2a-cil libjpeg-progs
lintian libgtkglext1 tcl-tls nvidia-96-modaliases libnss3-0d
libtest-pod-perl libterm-size-perl libboost-system1.37.0
libboost-python1.35.0 python-libtorrent gimp-dbg libgstreamer0.10-0-dbg
libboost-python1.37.0 libvdeplug2 wdiff libmusicbrainz3-6
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED
alacarte alsa-utils amsn amsn-data apport apport-gtk apturl at-spi bacula-fd
bittorrent blender bluez-gnome brasero bug-buddy bzr bzr-dbus bzr-gtk
capplets-data checkbox checkbox-gtk compiz compiz-fusion-plugins-extra
compiz-fusion-plugins-main compiz-gnome computer-janitor
computer-janitor-gtk contact-lookup-applet deluge deluge-common deluge-core
deskbar-applet desktop-effects dia-common dia-gnome dput ekiga eog
epiphany-browser epiphany-browser-data epiphany-browser-dbg epiphany-gecko
evince evince-dbg evolution evolution-data-server evolution-data-server-dbg
evolution-dbg evolution-exchange evolution-indicator evolution-plugins
evolution-webcal f-spot fast-user-switch-applet file-roller firefox
firefox-3.0 firefox-3.0-branding firefox-3.0-gnome-support firefox-3.5
firefox-3.5-branding firefox-gnome-support foomatic-db-hpijs gaim gaim-data
gcalctool gconf-editor gconf2 gdebi gdebi-core gdm gdm-guest-session gedit
gimp gimp-plugin-registry gksu gnochm gnome-about gnome-app-install
gnome-applets gnome-applets-data gnome-applets-dbg gnome-btdownload
gnome-codec-install gnome-control-center gnome-cups-manager gnome-dbg
gnome-doc-utils gnome-games gnome-games-data gnome-keyring gnome-media
gnome-media-common gnome-menus gnome-mount gnome-netstatus-applet gnome-orca
gnome-panel gnome-panel-data gnome-panel-dbg gnome-pilot
gnome-pilot-conduits gnome-power-manager gnome-session gnome-settings-daemon
gnome-spell gnome-system-monitor gnome-system-tools gnome-terminal
gnome-terminal-data gnome-user-guide gnome-user-guide-ar gnome-user-guide-en
gnome-utils gnome-volume-manager grdesktop gstreamer0.10-gnomevfs
gstreamer0.10-plugins-base-dbg gstreamer0.10-plugins-good
gstreamer0.10-plugins-good-dbg gthumb gucharmap hal-cups-utils
hal-device-manager hpijs hplip hplip-data hwdb-client-common
hwdb-client-gnome hwtest hwtest-gtk imgseek indicator-applet
indicator-messages inkscape iotop jbrout jockey-common jockey-gtk kvm
language-selector language-selector-common launchpad-integration
libbonoboui2-0 libcamel1.2-10 libcamel1.2-11 libgail-gnome-dbg
libgail-gnome-module libgksu2-0 libgnome-desktop-2 libgnome-media0
libgnome-pilot2 libgnome-vfs2.24-cil libgnome2-0 libgnome2-common
libgnome2-perl libgnome2-vfs-perl libgnome2.24-cil libgnomecupsui1.0-1c2a
libgnomedb3-4 libgnomedb3-4-dbg libgnomedb3-bin libgnomedb3-common
libgnomekbd-common libgnomekbd3 libgnomekbdui3 libgnomepanel2.24-cil
libgnomeui-0 libgnomeui-0-dbg libgnomevfs2-0 libgnomevfs2-0-dbg
libgnomevfs2-bin libgnomevfs2-common libgnomevfs2-extra libgoffice-0-6
libgoffice-dbg libgtkhtml-editor0 libgtkhtml3.14-19 libgtkhtml3.14-dbg
libgtkhtml3.16-cil libgtkhtml3.8-15 libgweather-common libgweather1
liblpint-bonobo0 libmetacity0 libpanel-applet2-0 libpython2.6 libqt4-webkit
librsvg2-bin libslab0 libswt-gnome-gtk-3.4-jni libswt-mozilla-gtk-3.4-jni
libtotem-plparser1 libtotem-plparser10 libtotem-plparser7 liferea
lsb-release lyx lyx-common mercurial mercurial-common merkaartor metacity
metacity-common mousetweaks nautilus nautilus-data nautilus-dbg
nautilus-sendto nautilus-share network-manager network-manager-gnome
notification-daemon nvidia-common onboard openoffice.org-gnome phonon
phonon-backend-gstreamer pidgin pidgin-libnotify pidgin-otr policykit-gnome
pssh python python-4suite-xml python-apport python-apt python-at-spi
python-bittorrent python-brlapi python-cairo python-central python-chardet
python-cheetah python-chm python-crypto python-cups python-cupshelpers
python-dbus python-dsv python-fstab python-gconf python-gdata python-gdbm
python-glade2 python-gmenu python-gnome2 python-gnome2-desktop
python-gnome2-extras python-gnomecanvas python-gnupginterface python-gobject
python-gst0.10 python-gtk-vnc python-gtk2 python-gtkhtml2
python-gtksourceview2 python-imaging python-imaging-tk python-launchpad-bugs
python-launchpad-integration python-libvirt python-libxml2 python-lxml
python-msn python-nautilus python-newt python-notify python-numeric
python-numpy python-openssl python-paramiko python-pkg-resources
python-problem-report python-pyatspi python-pyexiv2 python-pyorbit
python-qt3 python-rdflib python-sexy python-sip4 python-smbc
python-software-properties python-support python-tk python-uno
python-urlgrabber python-usb python-virtinst python-virtkey
python-vm-builder python-vte python-xdg python-xkit python-xml python2.6
rhythmbox rhythmbox-dbg scons screen-profiles screen-resolution-extra
seahorse serpentine software-properties-gtk sound-juicer
system-config-printer-common system-config-printer-gnome tomboy totem
totem-common totem-dbg totem-gstreamer totem-mozilla totem-plugins tsclient
ubufox ubuntu-artwork ubuntu-desktop ubuntu-docs ubuntu-minimal
ubuntu-system-service ubuntu-vm-builder ubuntu-wallpapers
unattended-upgrades update-manager update-manager-core update-notifier
update-notifier-common usb-creator vim vinagre vino virt-manager vuze
wifi-radar xchat xchat-common xulrunner-1.9 xulrunner-1.9-gnome-support
xulrunner-1.9.1 yelp
0 upgraded, 0 newly installed, 340 to remove and 0 not upgraded
Mais vraiment, je te garantis, tu peux avoir plusieurs programmes qui tournent sous sudo, tu peux etre sur que ce n'et pas de la que vient le souci...