code: def vehicleTypes2flt(outSTRM, vtIDm):
      
      for q in sorted(vtIDm._m):
          print("%s,%s,%s" %
                (vtIDm.g(q), "<VEHDIR>\PC\PC_%s.GEN" % q, 1.), file=outSTRM)
docs: Currently, rather a stub than an implementation. Writes the vehicle ids stored
      in the given "vtIDm" map formatted as a .flt file readable by PHEM.
  
      The following may be a matter of changes:
      - A default map is assigned to all vehicle types with the same probability