Yum api на питоне.

import yum
yb = yum.YumBase()
yb.disablePlugins()
yb.setCacheDir()
repos = yb.repos.listEnabled()
destdir="/tmp/repo"
arch = "x86_64"
repoid="Myrepo"
baseurl="http://mirror.yandex.ru/centos/6.6/os/%s" % (arch)
imgurl="%s/images/install.img" % (baseurl)
repopath="Myrepo"
cachedir = "/tmp"     #yum.misc.getCacheDir()
yb.repos.setCacheDir(cachedir)
newrepo = yum.yumRepo.YumRepository(repoid)
newrepo.name = repopath
newrepo.baseurl = baseurl
newrepo.mirrorlist = None
newrepo.basecachedir = cachedir
newrepo.metadata_expire = 0
newrepo.timestamp_check = False
yb.repos.add(newrepo)
yb.repos.enableRepo(newrepo.id)
for name in repoid:
    yb.repos.enableRepo(name + ',')
yb.repos.doSetup()
yb.cleanRpmDB()
XM = yb.selectGroup(grpid='gnome')
for line in XM:
    print line

Загружены модули: langpacks
gnome-user-docs.noarch 0:3.14.2-1.fc21 - u
totem.x86_64 1:3.14.1-1.fc21 - u
gnome-system-monitor.x86_64 0:3.14.1-1.fc21 - u
gvfs-mtp.x86_64 0:1.22.3-1.fc21 - u
totem-nautilus.x86_64 1:3.14.1-1.fc21 - u
deja-dup.x86_64 0:32.0-3.fc21 - u
gnome-font-viewer.x86_64 0:3.14.0-1.fc21 - u
gnome-user-share.x86_64 0:3.14.0-2.fc21 - u
sane-backends-drivers-scanners.x86_64 0:1.0.24-12.fc21 - u
PackageKit-command-not-found.x86_64 0:1.0.4-1.fc21 - u
bijiben.x86_64 0:3.14.2-1.fc21 - u
shotwell.x86_64 0:0.20.2-1.fc21 - u
evolution.x86_64 0:3.12.9-1.fc21 - u
brasero-nautilus.x86_64 0:3.12.0-1.fc21 - u
orca.noarch 0:3.14.2-1.fc21 - u
gnome-disk-utility.x86_64 0:3.14.0-1.fc21 - u
gvfs-smb.x86_64 0:1.22.3-1.fc21 - u
setroubleshoot.x86_64 0:3.2.20-3.fc21 - u
gvfs-afp.x86_64 0:1.22.3-1.fc21 - u
gnome-documents.x86_64 0:3.14.2-1.fc21 - u
gvfs-afc.x86_64 0:1.22.3-1.fc21 - u
gnome-weather.noarch 0:3.14.1-1.fc21 - u
gnome-dictionary.x86_64 0:3.14.2-1.fc21 - u
gnome-terminal.x86_64 0:3.14.2-2.fc21 - u
gnome-screenshot.x86_64 0:3.14.0-1.fc21 - u
gnome-sound-recorder.noarch 0:3.14.2-1.fc21 - u
evolution-help.noarch 0:3.12.9-1.fc21 - u
libsane-hpaio.x86_64 0:3.14.10-5.fc21 - u
gnome-logs.x86_64 0:3.14.2-3.fc21 - u
empathy.x86_64 0:3.12.7-1.fc21 - u
baobab.x86_64 0:3.14.1-1.fc21 - u
NetworkManager-pptp-gnome.x86_64 1:0.9.8.2-6.fc21 - u
cheese.x86_64 2:3.14.2-1.fc21 - u
gucharmap.x86_64 0:3.14.2-1.fc21 - u
gnome-software.x86_64 0:3.14.2-2.fc21 - u
gnome-contacts.x86_64 0:3.14.2-1.fc21 - u
libproxy-mozjs.x86_64 0:0.4.11-10.fc21 - u
gnome-boxes.x86_64 0:3.14.2-2.fc21 - u
gnome-packagekit.x86_64 0:3.14.2-1.fc21 - u
NetworkManager-openvpn-gnome.x86_64 1:0.9.9.0-3.git20140128.fc21 - u
file-roller.x86_64 0:3.14.2-1.fc21 - u
gvfs-gphoto2.x86_64 0:1.22.3-1.fc21 - u
gnome-getting-started-docs.noarch 0:3.14.1-1.fc21 - u
PackageKit-gtk3-module.x86_64 0:1.0.4-1.fc21 - u
gvfs-fuse.x86_64 0:1.22.3-1.fc21 - u
gnome-maps.x86_64 0:3.14.2-1.fc21 - u
gnome-clocks.x86_64 0:3.14.1-2.fc21 - u
generic-logos.noarch 0:17.0.0-6.fc21 - u
gvfs-goa.x86_64 0:1.22.3-1.fc21 - u
nautilus.x86_64 0:3.14.2-1.fc21 - u
file-roller-nautilus.x86_64 0:3.14.2-1.fc21 - u
vinagre.x86_64 0:3.14.3-1.fc21 - u
sushi.x86_64 0:3.12.0-4.fc21 - u
brasero.x86_64 0:3.12.0-1.fc21 - u
gnome-backgrounds.noarch 0:3.14.1-1.fc21 - u
rhythmbox.x86_64 0:3.1-1.fc21 - u
gnome-classic-session.noarch 0:3.14.3-1.fc21 - u
aisleriot.x86_64 1:3.14.2-1.fc21 - u
mousetweaks.x86_64 0:3.12.0-3.fc21 - u
evolution-ews.x86_64 0:3.12.9-1.fc21 - u
deja-dup-nautilus.x86_64 0:32.0-3.fc21 - u
gnome-calculator.x86_64 0:3.14.1-1.fc21 - u
gnome-initial-setup.x86_64 0:3.14.2.1-2.fc21 - u
gnome-color-manager.x86_64 0:3.14.2-1.fc21 - u
eog.x86_64 0:3.14.3-1.fc21 - u
evince-nautilus.x86_64 0:3.14.1-7.fc21 - u
simple-scan.x86_64 0:3.14.0-1.fc21 - u
abrt-java-connector.x86_64 0:1.1.0-2.fc21 - u
nautilus-sendto.x86_64 1:3.8.2-1.fc21 - u
Process finished with exit code 0

Загружены модули: langpacks
Warning: Group base does not have any packages to install.
Process finished with exit code 0