test_fatoptimizer.py 文件源码

def test_pow(self):
        self.check_optimize_func("2 ** 3", "8")
        self.check_optimize_func("2.0 ** 3.0", "8.0")

        # complex
        self.check_dont_optimize_func("2.0j ** 3.0")
        self.check_dont_optimize_func("2.0 ** 3.0j")

        # 0 ** -1
        self.check_dont_optimize_func("0 ** -1",
                                 ast.BinOp(left=ast.Num(n=0), op=ast.Pow(), right=ast.Num(-1)))
        self.check_dont_optimize_func("0.0 ** -1",
                                 ast.BinOp(left=ast.Num(n=0.0), op=ast.Pow(), right=ast.Num(-1)))