def __str__(self):
        try:
            line = 'line %d: ' % (self.args[1].coord.line,)
        except (AttributeError, __HOLE__, IndexError):
            line = ''
        return '%s%s' % (line, self.args[0])
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/cffi-1.5.2/cffi/api.py/CDefError.__str__