Productionize Python ETL Scripts: Migrate to dlt & dltHub

Hand-rolled Python ETL scripts often fail in production due to schema changes, lack of incremental state, poor error handling, and low maintainability. dlt (data load tool) is an open-source Python library that addresses these issues with schema evolution, state management, parallelism, and hardware management. dltHub, the commercial platform built on top of dlt, adds serverless pipeline execution, agentic deployment and maintenance, team-friendly tooling, and an integrated ecosystem including transformation frameworks and visualization apps. The post argues that migrating from DIY pipelines to dlt/dltHub reduces total cost of ownership and operational burden while improving reliability.