py-amqp | amqplib fork - | Reactive Programming library
kandi X-RAY | py-amqp Summary
kandi X-RAY | py-amqp Summary
amqplib fork
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Top functions reviewed by kandi - BETA
- Decode properties from a given buffer
- Convert bytes to str
- Load data from buffer
- Read a single item from the buffer
- Close the channel
- Send a method to the channel
- Drain events from the server
- Block until a method is returned
- Replace the comments in the result file
- Extract comments from file
- Replace method comment in source code file
- Called when a connection is closed
- Return an error message for given code
- Close Connection OK
- Invoked when the client is closed
- Open the channel
- Get transport
- Start a new session
- Get the GSSAPI mechanism
- Start authentication
- Called when the connection is closed
- Parse requirements file
py-amqp Key Features
py-amqp Examples and Code Snippets
Community Discussions
Trending Discussions on py-amqp
QUESTION
I'm trying to get my django app to submit tasks to a celery worker and it's succeeding when the worker is run attached. As soon as I add the --detach the tasks are failing to be registered.
...ANSWER
Answered 2020-Nov-11 at 17:40This is a bug with 4.4.7. Downgrading to 4.4.6 or upgrading to 5 should fix it.
QUESTION
I can't open the socket using celery and WSL.
See the following info:
- [ ] output of
celery -A proj report
:
ANSWER
Answered 2019-Jan-23 at 22:12It sounds like you have not installed and started rabbitmq. The easiest way I have found is with docker, but you can install it in WSL with apt-get
if you are using ubuntu under WSL by following these instructions.
QUESTION
We quite often have the need to enqueue many messages (we chunk them into groups of 1000) using Celery (backed by RabbitMQ). Does anyone have a way to do this? We're basically trying to "batch" a large group of messages in one send_task call.
If i were to guess we would need to go a step "deeper" and hook into kombu
or even py-amqp
.
Regards,
Niklas
ANSWER
Answered 2019-Sep-05 at 07:40No need to "go deeper" and use Kombu directly. - There are few solutions that are suitable for different use-cases:
You may want to exploit the chunks if you prefer using Celery workflows.
There is nothing stopping you from calling send_task() thousands of times.
If calling send_task() is too slow, you may want to use a pool of threads that would concurrently send N tasks to the queue.
QUESTION
I can't figure out how to define celery tasks in a modular way (i.e. not all tasks in the same file) and register them correctly for asynchronous use. I've tried all options I can think off:
- using the decorator based tasks
- using class based tasks
- using autodiscover_tasks on celery app object
- registering tasks manually, i.e.
app.tasks.register(Task1())
for a class based task - executing celery worker in same directory as celery_app.py
- executing celery worker in the directory above the one containing celery_app.py
- specifying the app for the
celery worker
command with the -A option. - not specifying the app for the celery worker
- specifying an empty "name" property in the class based task.
- specifying a name property containing with the correct module
Whatever I do, I always end up with 'KeyError' thrown by the task registry, but only when executing with apply_async
. The synchronous version always works fine.
If anyone could give me a hint on what I should do to fix this, please share.
Here is a minimal example:
- minimal
- task1
__init__.py
task.py
- task2
__init__.py
- task.py
__init__.py
celery_app.py
start.sh
test.py
- task1
minimal.task1.task
...ANSWER
Answered 2017-Nov-01 at 09:42If I understand the question correctly, you can use include
argument where you're creating your celery app. It'll register all tasks found in the modules mentioned in the include
argument. For example:
QUESTION
I am struggling to make the airflow worker run tasks. I started services:
...ANSWER
Answered 2017-Aug-03 at 09:39I don't know Airflow, but I believe the URL you are using to target RabbitMQ is incorrect:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install py-amqp
You can use py-amqp like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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