whetstone_DSL/tmp_eval_large_specs_20260303/cp_021_python.md

ETL Orders Pipeline (cp_021)

Objective

Build an ETL pipeline that ingests orders CSV, validates schema, and loads curated tables.

Language & Library Constraints

• Primary language: python
• Available libraries: fastapi, pydantic, sqlalchemy, requests
• Use library APIs explicitly where suitable in execution contracts.

Acceptance

• Deterministic taskitems with strict execution contracts.
• Include selected library and preferred APIs when applicable.