This bug was fixed in the package python-stdlib-extensions - 2.7.3-1ubuntu1
--------------- python-stdlib-extensions (2.7.3-1ubuntu1) precise; urgency=low
* Stop providing python2.6-gdbm and python2.6-tk. LP: #979923. -- Matthias Klose <email address hidden> Sat, 14 Apr 2012 16:20:30 +0200
This bug was fixed in the package python- stdlib- extensions - 2.7.3-1ubuntu1
--------------- stdlib- extensions (2.7.3-1ubuntu1) precise; urgency=low
python-
* Stop providing python2.6-gdbm and python2.6-tk. LP: #979923.
-- Matthias Klose <email address hidden> Sat, 14 Apr 2012 16:20:30 +0200