Bltools V2.2
bltools upgrade --from-version 2.1
This script checks your bltools.yaml for deprecated keys (e.g., threads is now parallel_threads) and suggests corrections.
Solution: Use --batch-size 10000 to limit row batches in memory. v2.2’s default batch size is 50,000; lowering it reduces memory pressure. bltools v2.2
Solution: While not previously required, v2.2 uses Arrow for adaptive parallelization. Install via pip install bltools[arrow]. bltools upgrade --from-version 2