YARP python send Properties
import yarp
yarp.Network.init();
portOutSBM = yarp.BufferedPortBottle();
print("opening yarp port")
portOutSBM.open("/artatt/out");
os.system("yarp connect /artatt/out /mind");
while 1:
	bottleOutSBM = portOutSBM.prepare()
	bottleOutSBM.clear()
	propX = bottleOutSBM.addDict()
	propX.put("x", x)
	propY = bottleOutSBM.addDict()
	propY.put("y", y)
	propZ = bottleOutSBM.addDict()
	propZ.put("z", z)