**运营商 [英] ** Operator

问题描述

以下示例来自python docs

（ http://docs.python.org/tut/node7.htm...0000000000000) ，我

无法理解**中的**运算符以下表达式：

In the example below from the python docs
(http://docs.python.org/tut/node7.htm...0000000000000), I
am not able to understand the ** operator in the following expression:

[（x，x ** 2）for ve in vec]

[(x, x**2) for x in vec]

我理解列表理解作为一个整体，但忘记了

**运算符的使用。有人可以指导我。

I understand the list comprehension as a whole but have forgotten the
** operator''s use. Can someone please guide me.

推荐答案

我在解释器上尝试了它，它看起来像是对力量 br />
of操作符号/功能。能否请您在文档中指出此运算符的正式

定义？

I tried it on the interpreter and it looks like it is the "to the power
of" operator symbol/function. Can you please point me to the formal
definition of this operator in the docs?

Sathyaish< sa *** ****@gmail.com>写道：

Sathyaish <sa*******@gmail.com> wrote:

我在解释器上尝试过它，它看起来像是强大的力量。操作符号/功能。你能否指点我在​​docs中对这个运算符的正式定义？

I tried it on the interpreter and it looks like it is the "to the power
of" operator symbol/function. Can you please point me to the formal
definition of this operator in the docs?

http://docs.python.org/ref/power.html

Alex

http://docs.python.org/ref/power.html
Alex

谢谢，Alex。

Thanks, Alex.

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