# Attribution

This task is source-inspired by cuDF null-handling tests.

- Source: https://github.com/rapidsai/cudf/blob/235f69a6fcef/python/cudf/cudf/tests/dataframe/methods/test_fillna.py
- Upstream project: RAPIDS cuDF
- License: Apache-2.0
- Local changes: original pandas fixture written for benchmark scoring; no upstream code copied.