The DefaultPrinter command returns a Printer module which you can use when implementing a CodeGeneration translator.  You can override the defaults in this Printer module to provide custom translations for code represented in the Intermediate Code structure.

$\mathrm{with}\left(\mathrm{CodeGeneration}\right)\:$

moddef := proc() module()
   export Printer, PrintTarget;
        Printer := LanguageDefinition:-DefaultPrinter();
        PrintTarget := proc() Printer:-PrintTarget(args); end proc:

        Printer:-AddFunction("cos", [numeric]::numeric, "MyCosine");
        Printer:-AddOperator(Names:-Assignment = "assigned to");
        Printer:-AddOperator(Names:-Addition   = "plus");
end module end proc:

$\mathrm{LanguageDefinition}\left[\mathrm{Add}\right]\left(''DefaultPrinterExample''\,\mathrm{moddef}\right)$

$\mathrm{Translate}\left(\left[x=y+3\right]\,\mathrm{language}=''DefaultPrinterExample''\right)$

x assigned to y plus 3;