pil-2.7-dev.tcz
   pil-2.7.tcz
      python.tcz
         sqlite3.tcz
         bzip2-lib.tcz
      graphics-libs-1.tcz
   python-dev.tcz
      sqlite3-dev.tcz
         sqlite3.tcz
      tk-dev.tcz
         tk.tcz
            tcl.tcz
            Xorg-7.6-lib.tcz
         tcl-dev.tcz
            tcl.tcz
      bzip2-dev.tcz
         bzip2-lib.tcz
         bzip2.tcz
      python.tcz
         sqlite3.tcz
         bzip2-lib.tcz
   graphics-libs-1-dev.tcz
      graphics-libs-1.tcz
   Xorg-7.6-dev.tcz