[sugar] Data Transport between nodes
Wed Oct 3 09:15:34 EDT 2007
On 10/3/07, Simon McVittie <simon.mcvittie at collabora.co.uk> wrote:
> On Tue, 02 Oct 2007 at 17:43:41 -0400, Benjamin M. Schwartz wrote:
> > I used these to send arbitrary bytes over the Tube, which only supports
> This isn't actually true. If a D-Bus method is declared with signature 's'
> (string) it only supports unicode or UTF-8 str objects. If no signature is
> declared but you use a str argument, dbus-python will guess that you
> wanted signature 's' and the string has to be UTF-8.
> However, if your method is declared with signature 'ay' (byte array) you
> can pass arbitrary binary data. You probably want to put
> byte_arrays=True in the @method decorator, so the method will get its
> input as a dbus.ByteArray (a subclass of str) rather than as a
> dbus.Array of dbus.Bytes (subclasses of: a list of ints).
I hope this is a simple question: what is the preferred way to convert a
file into a ByteArray for use with dBus?
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