v0.2.31

Changes

👾 Bug Fixes

• [BUG] Fix bug with map_groups UDFs that return more than 1 output row for empty partitions @jaychia (#2532)
• [BUG] Use shared thread pool for multiple running instances of df on pyrunner @jaychia (#2502)
• [BUG] Fix bug with multi-partition any_value @vince7778 (#2531)
• [BUG] Allow for Parquet reading from files with differing schemas @jaychia (#2514)
• [BUG] With_new_children not implemented for sample @colin-ho (#2528)

🧰 Maintenance

• [CHORE] add pytest benchmarking for local testing of execution engine @samster25 (#2523)