Related Issues (20)
- Rust to_ndarray does not cast Null in f64 column to NaN HOT 1
- .hash() return Int64 instead of UInt64 HOT 2
- Add argument to `Series.value_counts` to set the name of the new column created HOT 5
- Copy logic-plan from one LazyFrame to another LazyFrame? HOT 1
- Support converting DataFrames with matching Array types to multidimensional NumPy array
- ColumnNotFoundError appears in lazy mode only in version 0.20.28 HOT 9
- Multiple combination of expressions with Lazyframe raises PanicException
- `cluster_with_optimizer` PanicException during `scan_csv` call
- Opening large CSV files on some Macs is extremely slow. HOT 3
- Use more appropriate error variants in various places across the API
- Change `DataFrame.write_parquet(write_statistics)` to a more granular type
- LazyFrame.schema fails with "Option::unwrap()` on a `None` value" HOT 6
- Schema of `LazyFrame.with_context` does not match result of collect HOT 2
- Following a selector with .exclude() is not considered a selector HOT 3
- predicate pushdown with `pl.Expr.cut`
- `.list.to_struct()` has non-deterministic behavior HOT 5
- Add `Expr.list.map_elements(func)` to perform a custom function on every element in a list HOT 2
- pl.from_pandas(..., nan_to_null=True) does not convert NaN to Null
- Example of `.over()` 900x slower than group_by.agg.join (and over 50x slower than pandas) HOT 3
- Non-deterministic failure when materializing LazyFrame
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