python-numpy.tcz
   python-nose.tcz
      python-distribute.tcz
         python.tcz
            sqlite3.tcz
            bzip2-lib.tcz
            openssl-1.0.0.tcz
            gdbm.tcz
            ncurses.tcz
               ncurses-common.tcz
            readline.tcz
               ncurses.tcz
                  ncurses-common.tcz