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When I call or invoke a function, think of it as creating a local table.
当我调用一个函数时，想象一下它是在这里创建了一个局部表。
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x It says, take the name x and create a binding for that name to the value of the sub-expression and in fact to do this, to stress a point, let's do that.
它的意思是，创建了一个名字,然后创建了对于这个名字,和子表达式的值的绑定,实际上这么做，我们是为了，要强调一个点，让我们来说说这个点。
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hi3 Whereas Hi3, I just created, it happens to live in this directory but my computer doesn't know that so you do dot slash which says current directory.
至于我刚刚创建的,它正好位于我电脑不知道的位置,所以你必须敲入，/，这代表当前目录。
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And many people have taken this and they have created workshop for what they are doing.
很多人借助它,创建工作室。
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It's like a Savings and Loan Association except that credit unions are created by some entity, some club or group, and they're not open to the whole public.
这有点像储贷协会,不同点在于,信用合作社是由某个独立群体所创建的,比如社团或集体组织,它不面向整个社会公众
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In a compiled language, you have an intermediate step, in which you take the source code, it runs through what's called a checker or a compiler or both, and it creates what's called object code.
而在编译语言里，你就会经过一个中间的步骤，在这种语言里输入源码后，先经过过滤器,或者编译器检查后，它会创建一个叫做目标代码的东西。
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self y Notice what I also do here, I create self dot y, give it a value, and then, oh cool, I can also set up what's the radius and angle for this point, by just doing a little bit of work.
我创建了，然后给它赋值，然后，噢太酷了，通过做一点额外的工作,就可以得到点的半径和角度了，好，实际上如果。
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Remember we said we design lists so that the access, no matter where it was on the list was of constant time.
记住我们说过我们创建了,一个列表它就是这么访问的,无论它在列表的哪个位置。
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Is is essentially saying, given 2 things, do they point to exactly the same referent?
或者换种思考的方式，大家记得我说过当我们，调用类的定义声明的时候,它会创建一个实例？
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Let me give you, I'm going to create, q a polar point, I'm going to call it q, and we'll give it some random values.
让我给大家讲解下，我要去创建，一个极坐标点，然后我会去命名它为，然后我给它赋一些随机的值，好，现在我想知道。
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x Inside of that structure, create a variable name x, and a value associated with it.
创建了一个变量名为，然后给它赋值，请注意我也在这边做的操作。
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So in fact what happens inside of an object-oriented system, and particularly in init Python's object-oriented system, is the following.
面向对象系统的内部,尤其是在Python的面向，对象系统的内部的过程,就是如下的，当我们调用，它会去创建一个实例。
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Right now it's a simple template, but it's a template for creating what a class looks like, and I now have an x- and y- value associated with each instance of this.
那么大家明白了为什么，我说类是一个模板了，对不对？,现在它只是一个简单的模板，但是它是一个用来-,创建形成一个类的模板。
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And that's a wonderful thing to have because it gives you that modularity, that encapsulation that basically says, when I create a point, the only way I can get at the values, is by using one of the defined methods, in this case it could be Cartesian, Cartesian and get all the pieces of that.
这是很棒的一件事情,因为它让你有了，模块性以及封装性，这基本上也就是说，当我创建了一个点，我能够得到它的值的唯一的方式，就是用一个定义好的方法，在这个例子中也就是。
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Then when I create the stock, here, I can pass it in, pass in d 1.
然后当我在这里创建stock的时候，我可以给它赋值，把d1赋给它。
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And I'm going to initialize it, create them, with an opening price.
我要对它进行初始化，给它们一个初始价格然后创建它们。
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This is a keyword to Python that says, when it reads this in the file, it says, I'm creating a definition.
这是Python语言的关键词，当你在文件中读到这个词的时候，它的意思就是我正在创建一个定义。
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So, what's the idea? If I know what my hash function does, it maps, in this case characters into a range zero to 256, which is zero to 255, I create a list that long, and I simply mark things.
我知道我的哈希函数做什么,在这个例子中，它将字母，映射成0到255的256个数字，我创建了一个这么长的列表，并且我只是简单的标志这些东西。
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Once I've got that, I can now start giving some variable names, sorry not, rephrase that, I can give some attributes, I can give some characteristics to these classes.
还有个指向内存中地址的指针，我还可以命名这个指针,因此cp1和cp2都是，指向它们的指针，一旦我创建了它类，我就可以开始赋予。
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Inside of solve, solve creates an environment where inside of that, it has bindings for the parameters it's going to use. All right?
在solve内部，solve创建了一个环境,在这个环境中它给她要使用的形参赋了值,明白吗？就像很多--等等？
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So, for example, if I say TEST and I don't give it a start but I give it an end, then it gives me all the elements up to that point.
例如，我创建了TEST这个元组我没有给他,起始点却给了它一个结束点,然后程序会基于这一点放置所有的元素。
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