def create_app(): app = Flask(__name__) app.config.from_object('library.base_settings') app.config.from_object('library.api.settings') db.init_app(app) @app.teardown_request def commit_session(exception=None): if exception: db.session.rollback() else: db.session.commit() @app.before_request def close_session(): db.session.close() # Register blueprints app.register_blueprint(root) app.register_blueprint(author) return app