Generating Logs

• Actions and Tasks
  • Actions: A Start and a Finish
  • Logging Actions
  • Logging Functions
  • Tasks: Top-level Actions
  • From Actions to Messages
  • Action Fields
  • Using Generators
  • Non-Finishing Contexts
  • Getting the Current Action
• Messages
  • When you have an action
  • If you don’t have an action
• Errors and Exceptions
  • Exceptions and Tracebacks
  • Custom Exception Logging
• Log Levels
  • Generating messages with log levels
  • Choosing log levels
• Integrating and Migrating Existing Logging
  • Route existing logs to Eliot
  • Add actions at entry points and other key points
• Spanning Processes and Threads
  • Introduction
  • Cross-Thread Tasks
  • Cross-Process Tasks
  • Cross-Thread Tasks
  • Ensuring Message Uniqueness
  • Logging Output for Multiple Processes
• Unit Testing Your Logging
  • Linting your logs
  • Making assertions about the logs
  • Testing Tracebacks
  • Testing Message and Action Structure
  • Custom JSON encoding
  • Custom testing setup
• Using Types to Structure Messages and Actions
  • Why Typing?
  • Fields
  • Message Types
  • Action Types
  • Serialization Errors
  • Testing
• Asyncio/Trio Coroutine Support
  • Asyncio
  • Trio
• Using Eliot with Twisted
  • Non-blocking Destinations
  • twisted.logger integration
  • Trial Integration
  • Logging Failures
  • Actions and inlineCallbacks
  • Actions and Deferreds