Am 02.03.2017 um 22:28 schrieb caag...@gmail.com:
> Is it possible to convert a symbol (such as `'bes'`) to a pitch (in
> this case `(ly:make-pitch 1 0 0)`)? I know you can do `#{ bes' #}` to
> get a pitch, but that only appears to work for constants.
>
> Or, for a more general question: is there some way to eval() a string
> as Lilypond code?

I'm not fully sure what you really want to achieve, but this works:

{
  #(ly:parser-include-string "bes")
}

and may help you further.
Urs

>
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