def setAnnotation(self, key, value):
        self.mAnnotations[key] = value
_newArgs generates something that has the correct mode
dataset/ETHPy150Open CGATOxford/cgat/CGAT/Mali.py/Mali.setAnnotation--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/openid/test/test_ax.py/AXMessageTest.test_checkMode_newArgs