So in fact, it is the case, if you look at data, and by the way, that's the way I ended up setting a lot of these parameters and playing with it, was comparing what my simulation said to historical stock data.

所以实际上，在这个例子中，如果你看到数据，顺便说一下，这就是我设置很多变量,然后编程的方式，也就是把我的仿真程序得到的结果,和历史股票数据进行比较。

麻省理工公开课 - 计算机科学及编程导论课程节选

OK. So that's what this piece of code does here.

我先设置一个变量。

麻省理工公开课 - 计算机科学及编程导论课程节选

When I'm talking to the interpreter, when I'm typing things in as I just did, to that Python environment, I'm getting what I'm going to call global bindings.

当我和解释器对话时,我会向我说的一样进行输入,输入到Python语言环境中,我会设置全局变量。

麻省理工公开课 - 计算机科学及编程导论课程节选

And that shows you one other nice little thing we want to do, which is if I look in this code notice I set up a variable up here called false Solution Found, initially bound to false.

这显示了我们想要做的另一件事,那就是我在这段代码中设置了一个,名为Solution，Found的变量,初始值设为。

麻省理工公开课 - 计算机科学及编程导论课程节选