将设置变量电话为 NULL。
设置变量,在0..9之间的8个字母。
设置变量以控制各种行为。
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。
OK. So that's what this piece of code does here.
我先设置一个变量。
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。
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