pandas
https://github.com/pandas-dev/pandas
Python
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
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- Issues
- Reindexing a sparse data structure with a different index results in losing the dtype
- to_excel column name can't output to excel
- Modify index of Series derived from Dataframe affects index of it's column.
- additional leading space when using formatters on object column
- Series iteration and to_dict methods *sometimes* return underlying storage type vs. Python object
- KeyErrors are inconsistent and too verbose
- value_counts unexpected behaviour - bins and dropna
- BUG: inappropriate error message for DataFrame.from_dict(OrderedDict(...))
- sort_index for MultiIndex DataFrame silently fill NaN for index column
- BUG: Overflow in IntervalIndex/IntervalArray mid/length
- Docs
- Python not yet supported