arq

Learn about using Sentry with arq.

The arq integration adds support for the arq job queue system.

Install sentry-sdk from PyPI with the arq extra.

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pip install --upgrade "sentry-sdk[arq]"

If you have the arq package in your dependencies, the arq integration will be enabled automatically when you initialize the Sentry SDK.

Configuration should happen as early as possible in your application's lifecycle.

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import sentry_sdk

sentry_sdk.init(
    dsn="https://examplePublicKey@o0.ingest.sentry.io/0",
    # Set traces_sample_rate to 1.0 to capture 100%
    # of transactions for tracing.
    traces_sample_rate=1.0,
    # Set profiles_sample_rate to 1.0 to profile 100%
    # of sampled transactions.
    # We recommend adjusting this value in production.
    profiles_sample_rate=1.0,
)

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import asyncio

from arq import create_pool
from arq.connections import RedisSettings

async def main():
    sentry_sdk.init(...)  # same as above
    redis = await create_pool(RedisSettings())

    with sentry_sdk.start_transaction(name="testing_sentry"):
        r = await redis.enqueue_job("add_numbers", 1, 2)

asyncio.run(main())

When you run run.py it will create a transaction called testing_sentry in the Performance section of sentry.io, and create a span for enqueing the job.

It takes a couple of moments for the data to appear in sentry.io.

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import sentry_sdk
from sentry_sdk.integrations.arq import ArqIntegration

sentry_sdk.init(...)  # same as above

async def add_numbers(ctx, a, b):
    1/0 # raises an error!
    return a + b

class WorkerSettings:
    functions = [add_numbers]

When you run a worker with arq demo.WorkerSettings it will create a transaction called add_numbers in the Performance section of sentry.io, and will also create and issue in Sentry and connect it to the transaction.

It takes a couple of moments for the data to appear in sentry.io.

  • ARQ: 0.23+
  • Python: 3.7+
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