Flask Application Factory Function


The application factory function for a Flask application initializes the Flask application.

The biggest benefit of this approach is being able to create different versions of the Flask application using the same interface (the application factory).

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# ----------------------------
# Application Factory Function
# ----------------------------

def create_app():
    # Create the Flask application
    app = Flask(__name__)

    initialize_extensions(app)
    register_blueprints(app)
    configure_logging(app)
    register_app_callbacks(app)
    register_error_pages(app)
    register_cli_commands(app)
    return app