test_fatoptimizer.py 文件源码

def test_shift_error(self):
        self.check_dont_optimize_func("1 << -3",
                                 ast.BinOp(left=ast.Num(n=1), op=ast.LShift(), right=ast.Num(-3)))
        self.check_dont_optimize_func("1 >> -3",
                                 ast.BinOp(left=ast.Num(n=1), op=ast.RShift(), right=ast.Num(-3)))