Comment 2 for bug 1021921

Google translate's version:

dpkg: error processing / var/cache/apt/archives/python-quantum_2012.2 ~ ~ f2 20120621.868-0ubuntu1_all.deb (- unpack):
    trying to overwrite '/ usr / share / pyshared / quantum / common / test_lib.py ", which is also in package python-quantumclient 2012.1-0ubuntu1
   dpkg-deb: error: subprocess paste killed by signal (Broken (pipe))
   Errors were encountered while processing:
    / ~ ~ f2 var/cache/apt/archives/python-quantum_2012.2 20120621.868-0ubuntu1_all.deb
   E: Sub-process / usr / bin / dpkg Returned an error code (1)