The new Python 3 option creates a new Python 3 Notebook. You are presented with a new browser panel with a similar naming convention, as shown in the following screenshot.
This is a very different presentation, where Python code is expected to be entered in the cells on the page with results displayed in each cell.
There is an extensive menu with File, Edit, View, Insert, Cell, Kernel, and Help options. We have a fairly complete Integrated Development Environment (IDE) for creating Python coding:
The File menu has the following options:
- New Notebook: Starts a new Notebook (another browser panel like this one)
- Open...: Selects ...
