Julie now supports ASK SPARQL queries.

15:20:20 < crschmidt> ^q ASK { <http://crschmidt.net/foaf.rdf#crschmidt> 
                         foaf:nick ?n. }
15:20:20 < julie>  True
15:20:22 < crschmidt> ^q ASK { <http://crschmidt.net/foaf.rdf#crschmidt> 
                     foaf:nicka ?n. }
15:20:22 < julie>  False

Code:

if res.is_bindings():
    # oldcode
    pass
elif res.is_boolean():
    return res.get_boolean()