https://www.digitalocean.com/community/tutorials/how-to-structure-large-flask-applications

• flask
• python
• deployment
• structure
• tutorial
• sqlalchemy
• wtforms

http://www.vertabelo.com/blog/technical-articles/orms-under-the-hood

• orm
• python
• java
• php
• "active record"
• "data mapper"
• sqlalchemy
• django
• doctrine
• propel
• cakephp

http://pajhome.org.uk/blog/10_reasons_to_love_sqlalchemy.html

• sqlalchemy
• sql
• orm
• python