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
- BUG: modifying shallow copy's columns modifies original dataframe's columns
- Adapt pandas Copy-on-Write functionality for modin
- PERF: Implement `.cov()` using MapReduce pattern
- BUG: groupby doesn't work correctly if an aggregation function takes positional arguments
- Store 'by' columns in groupby as their string names rather than distinct query compilers
- BUG: modin.pandas.pivot_table raises ValueError when given pandas dataframe argument
- `test_read_csv_error_handling` fails after switching to pandas>=2.0
- `test_pivot` fails after switching to pandas>=2.0 for `BaseOnPython` execution
- test both values of the `numeric_only=False/True` parameter in `test_groupby.py` where possible
- Update example notebooks with custom `mad` implementation after migrating to pandas>=2.0
- Docs
- Python not yet supported