Page 93 - Beginning Programming with Pyth - John Paul Mueller

FIGURE 4-17: Adding headings helps you separate and document your code.
About now, you may be thinking that these special cells act just like HTML pages, and you’d be right. Choose Insert ⇒ Insert Cell Below, select Markdown in the drop-down list, and then type ## This is a level 2 heading. Click Run. As you can see in Figure 4-18, the number of hashes (#) you add to the text affects the heading level, but the hashes don’t show up in the actual heading.