The first command I wrote is print " hello world" .

我写的第一个命令是打印“你好世界”。

I can show you a really basic intro to Python program, a " hello world" and print 10 numbers.

我可以给你看一个非常基本的 Python 程序介绍，一个“你好世界”并打印 10 个数字。

Oh... Uh... 'Hello world? ' Barbie: I... I mean, I'll come up with something better.

芭比娃娃：哦...呃...“你好世界？”芭比：我… … 我的意思是，我会想出更好的办法。

Now I can type in whatever text I want " Hello world" , " enter" .

现在我可以输入我想要的任何文本“Hello world”、“enter”。

The output, of course, was the cat saying hello, world.

当然，输出结果是猫向世界问好。

So, suppose I make some edits here, like " hello world" .

因此，假设我在这里进行一些编辑，例如“hello world”。

I'm just going to say the default " hello, world."

我只想说默认的“你好，世界。”

You can't just say while and then say printf hello, world.

你不能只说一会儿，然后说printf你好，世界。

Because it still says hello, world.

因为它仍然在向世界问好。

It just says hello, world when you clicked on the green flag.

当你点击绿旗的时候，它只是在说你好，世界。

This is marginally better, for instance, than saying print hello, world.

例如，这比说“你好，世界”稍微好一点。

This says when you run this program, so somebody goes to the computer and they click on your program, it's going to open up a console, and it's gonna say, " Hello world."

意思是当你运行这个程序时，有人走到电脑前，点击你的程序，电脑会打开一个控制台，它会说：" 你好，世界。"

If it's less than 50, print hello, world.

如果小于50，打印hello，world。

And if i is less than 50 print hello, world.

如果我小于 50印你好，世界。

I want to keep printing out hello, world.

我想继续打印你好，世界。

If I type in Brian Yu, it says " hello, world."

如果我输入Brian Yu，它会说“你好，世界。”

I'm going to drag and drop this onto the desktop because that's where I've stored this hello world notebook. So I want you to put this csv file right next to your jupiter notebook.

我要把它拖放到桌面上，因为那是我存储这个 hello world notebook 的地方。所以我希望你把这个 csv 文件放在你的 jupiter 笔记本旁边。