The code we developed in class is in the branch lecture2-2019b, and can be obtained as follows:
If you have not checked out my bottle repository yet:
git clone https://luca_de_alfaro@bitbucket.org/luca_de_alfaro/bottle_intro.git
cd bottle_intro
git checkout lecture2-2019b
If you have already installed it, then:
cd bottle_intro
git fetch
git checkout lecture2-2019b
git merge origin/lecture2-2019b