python flask在主app.py文件中定义了一个工厂函数create_app(),并且创建列一个app实例,为什么还是会报Failed to find application in module "app"的错误。
工厂函数以及main方法
# --app.py
def create_app():
app = Flask(__name__)
app.config.from_object(config)
return app
if __name__ == '__main__':
app = create_app()
app.run()
为什么还是报错:
Error: Failed to find application in module "app". Are you sure it contains a Flask application? Maybe you wrapped it in a WSGI middleware or you are using a factory function.