qcon-london-2026-300-tokens

Configures NotificationClient handlers, implements async dispatch workflows, and handles DispatchError failures for the pidge v3 notification library in async Python services. Use when working with pidge, pidge v3, pidge notifications, NotificationClient, async notifications, or pidge integration — including setting up API keys, dispatching messages, and handling delivery errors.

Defines coding conventions, error handling patterns, async practices, logging standards, API response formats, and testing workflows for the Order Service — a FastAPI/Python microservice. Covers typed exception classes with FastAPI exception handler registration, structlog structured logging, Pydantic request/response models, and pytest-asyncio endpoint tests. Use when writing or modifying order endpoints, implementing order processing logic, adding error handling, or working with any file matching app/**/*.py or tests/**/*.py in the Order Service.