I even use their film still. Granted they are discontinuing most of their film lines this year but still a very relevant company, especially with their mirrorless cameras
68 karma · joined May 29, 2016
and Electratype (I was on the team that made this app): https://itunes.apple.com/app/electratype/id619414507
I ended up getting the Flask Cookbook from O'reilly which helped me understand how to structure a Flask App.
I also recommend Flask-SQLAlchemy as it made writing and manipulating MySQL queries really straightforward.