def from_object(self, obj, silent=False):
        try:
            super(LingobarterConfig, self).from_object(obj)
        except ImportError as e:
            if silent:
                return False
            e.message = e.message % 'Unable to load configuration obj (%s)'
            raise
dataset/ETHPy150Open LeightonStreet/LingoBarter/lingobarter/core/config.py/LingobarterConfig.from_object/swapped operands of `%`