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git commit●fetch()●SELECT *●HTTP 200●localhost:3000●branch●flexbox●POST /api●INDEX●status 404●merge●JSON●git commit●fetch()●SELECT *●HTTP 200●localhost:3000●branch●flexbox●POST /api●INDEX●status 404●merge●JSON●
Celery
M1Why background tasksFree
  • The blocking problem
  • What is Celery?
  • Broker, worker & result backend
M2TasksLocked
  • Defining a task
  • delay vs apply_async
  • Getting results back
M3ReliabilityLocked
  • Retries & backoff
  • Idempotency
  • acks_late
M4ScalingLocked
  • Workers & concurrency
  • Queues & routing
  • Rate limits
M5WorkflowsLocked
  • Chains
  • Groups & chords
  • Scheduled tasks (Beat)
M6ProductionLocked
  • Monitoring with Flower
  • When to use Celery
  • Where to go next
Courses/Celery/What is Celery?

Why background tasks · Lesson 2 of 18

What is Celery?

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