more options than just the ipython/jupyter notebook want to make sure that you know there' more than one way to run python code nowthroughout this bookwe'll be using the ipython/jupyter notebook format but in the real worldyou're not going to be running your code as notebook you're going to be running it as standalone python script so just want to make sure you know how to do that and see how it works so let' go back to this first example that we ran in the bookjust to illustrate the importance of whitespace we can just select and copy that code out of the notebook format and paste it into new file this can be done by clicking on the new button at the extreme left so let' make new file and paste it in and let' save this file and call ituftuqzwhere qz is the usual extension that we give to python scripts nowi can run this in few different ways