What is the dashed line that aligns function blocks in my IDE?

Question

The SPE I am using for my Python code uses this “visual hint”, which looks like a vertical dashed line to align function blocks (which I would call). How can I get this option in Visual Studio 2008?

Here's what it looks like:

Answer 1

I saw that this is called structural highlighting or code description.

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Answer 2

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Answer 3

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