def create_app()

in atr/server.py [0:0]

• 30 lines of code
• 6 McCabe index (conditional complexity)

def create_app(app_config: type[config.AppConfig]) -> base.QuartApp:
    """Create and configure the application."""
    app_dirs_setup(app_config)

    app = app_create_base(app_config)
    app_setup_api_docs(app)

    db.init_database(app)
    register_routes(app)
    blueprints.register(app)

    filters.register_filters(app)

    config_mode = config.get_mode()

    app_setup_context(app)
    app_setup_lifecycle(app)
    app_setup_logging(app, config_mode, app_config)

    # do not enable template pre-loading if we explicitly want to reload templates
    if not app_config.TEMPLATES_AUTO_RELOAD:
        preload.setup_template_preloading(app)

    @app.before_serving
    async def start_blockbuster() -> None:
        # "I'll have a P, please, Bob."
        bb: blockbuster.BlockBuster | None = None
        if config_mode == config.Mode.Profiling:
            bb = blockbuster.BlockBuster()
        app.extensions["blockbuster"] = bb
        if bb is not None:
            bb.activate()
            app.logger.info("Blockbuster activated to detect blocking calls")

    @app.after_serving
    async def stop_blockbuster() -> None:
        bb = app.extensions.get("blockbuster")
        if bb is not None:
            bb.deactivate()
            app.logger.info("Blockbuster deactivated")

    return app