Flask Framework Cookbook - Second Edition

How to do it...

The new directory layout would appear as follows:

flask_catalog/ 
    - run.py    my_app/ 
        - __init__.py 
        catalog/ 
            - __init__.py 
            - views.py 
            - models.py 

First of all, start with modifying the application configuration file, that is, flask_catalog/my_app/__init__.py:

from flask import Flask 
from flask_sqlalchemy import SQLAlchemy 
 
app = Flask(__name__) 
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:////tmp/test.db' 
db = SQLAlchemy(app) 
 
from my_app.catalog.views import catalog 
app.register_blueprint(catalog) 
 
db.create_all() 

The last statement in the file is db.create_all(), which tells the application to create all the tables in the database specified. So, as soon as the application runs, all the tables will be created if they are not ...