def ldelete (*keys)

      call_misc(
        'outlist',
        Rufus::Tokyo::List.new(keys.flatten.collect { |k| k.to_s }))
    end
def ldelete (*keys)

      call_misc(
        'outlist',
        Rufus::Tokyo::List.new(keys.flatten.collect { |k| k.to_s }))
    end
Given a list of keys, deletes all the matching entries (in one sweep).