python-observability

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Unbounded labels (like user IDs) explode storage costs. ## Quick Start ```python import structlog structlog.configure( processors=[ structlog.processors.TimeStamper(fmt="iso"), structlog.processors.JSONRenderer(), ], ) logger = structlog.get_logger() logger.info("Request processed", user_id="123", duration_ms=45) ``` ## Fundamental Patterns ### Pattern 1: Structured Logging with Structlog Configure structlog for JSON output with consistent fields.