Azure Event Hubs SDK — Python

Package: azure-eventhub | README | Full Troubleshooting Guide

Common Errors

Exception	Cause	Fix
EventHubError	Base exception wrapping AMQP errors	Check message, error, details fields
ConnectionLostError	Idle connection disconnected	Auto-recovers on next operation; no action needed
AuthenticationError	Bad credentials or expired SAS	Regenerate key, check RBAC roles, verify connection string
OperationTimeoutError	Network or throttling	Check firewall, try WebSockets (port 443), increase timeout

Retry Configuration

Auth: DefaultAzureCredential is for local development. See auth-best-practices.md for production patterns.

from azure.eventhub import EventHubProducerClient
from azure.identity import DefaultAzureCredential

client = EventHubProducerClient(