More updates from revisions team

We're trying to phase out the byuimpactrevisions repository, but here are a few more commits that have been made there.
Code in the project should conform to PEP8.
If you're learning Python, they should have already read PEP8 (they are instructed to do so in the very first lab).
From PEP8
>Don't compare boolean values to True or False using ==.
>
>Yes:   if greeting:
>No:    if greeting == True:
>Worse: if greeting is True: