app=Flask(__name__)# Simulate a slow endpoint@app.route('/slow')def slow():importtimetime.sleep(2)# to simulate a slow responsereturnjsonify(message="This request was slow!")# Simulate an intensive database operation@app.route('/db')def db_operation():# This is a dummy function to ...
You may have noticed that we did not specify a protocol like we did from the command line. That is because by default, uWSGI speaks using theuwsgiprotocol, a fast binary protocol designed to communicate with other servers. Nginx can speak this protocol natively, so it’s better to...
) check_celery_running() Python Copy2. 使用psutil库检查Celery进程是否存在除了使用os库,我们还可以使用psutil库检查Celery进程是否存在。psutil是一个跨平台的进程和系统资源库,可以提供更多方便的函数。首先,我们需要安装psutil库:pip install psutil Python Copy然后,我们可以使用以下代码来检查Celery进程是否...
Learn how to create a CRUD application as a RESTful API using Flask and SQLAlchemy, making a Bookshop web application as a demonstration in Python. Asynchronous Tasks with Celery in Python Learn how to leverage Celery library, Redis database and SocketIO library to build synchronous and asynchron...
在Airflow服务器上启用SSL,可以通过以下步骤完成: 1. 生成SSL证书和密钥:首先,您需要生成一个SSL证书和密钥对。您可以使用OpenSSL工具来生成自签名证书,或者您也可以购买一个由受...
Flask as framework for REST services for the frontend SQLAlchemy for doing the object relational mapping When using Docker: mariaDB as the underlying relational database Celery as task queueing system for handling all asynchronous photo tasks
I am able to debug Flask app but debugger can't follow the code that was put into rabbit queue in this manner process_message.delay(...) @queue.task(queue="process-message",base=ProcessMessageTask) defprocess_message(...)...
We useFlaskto handle communication with social networks and cloud storage service (sources), as well as OAuth communications. It’s lightweight and efficient and doesn’t include any features that we don’t need, such as queues, an ORM layer, or caches. We explore this topic in more detail...
The recommended practice so far has been to use a task queuing system likecelery, on top of a message queue server likerabbitmqto schedule the work. I’m here to tell you that for small things that can easily execute from another thread of your main application, it’s not a bad idea ...
If you want to know the index of a particular value in a list, use the list’sindex()method. It takes the desired value as an argument and returns its index in the list, or an error if it cannot find the value. This method only returns the first index it finds with the matching ...