modin
https://github.com/modin-project/modin
Python
Modin: Scale your Pandas workflows by changing a single line of code
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- Issues
- PERF-#7379: Avoid materializing index/columns in shape checks
- BUG: extra row gets inserted when using `.iloc` on Series
- CI tests are failing with Ray engine on Windows using multiple pytest workers
- whats the fastest way to add a new column that already has the same partitions (probably)?
- BUG: Merge on Ray Engine does not produce the column "_merge" when indicator is True
- FEAT: Add type annotations to frontend methods
- BUG: operations with NPartitions not a power of 2 fails in some cases. BUG IN PARTITON_MANAGER?. possible solution in here!
- BUG: when ray is shutdown and re initialized, modin methods dont work anymore, throwing exception
- BUG: df[col].replace(dict, inplace=True) is brutally slow, while .apply which does the same is blazing fast
- Define heuristics to automatically enable dynamic partitioning without performance penalty.
- Docs
- Python not yet supported