narwhals>=2.14.0
pyarrow>=22.0.0

[:python_version < "3.11"]
tomli>=2.0.1

[all-backends]
pandas>=2.0
polars>=0.20
duckdb>=1.0
dask[dataframe]>=2024.1
ibis-framework>=6.0

[dask]
dask[dataframe]>=2024.1

[docs]
sphinx>=5.3.0
sphinx-rtd-theme>=2.0.0
sphinx-llms-txt>=0.7.0

[duckdb]
duckdb>=1.0

[ibis]
ibis-framework>=6.0

[modin]
modin[dask]>=0.25

[pandas]
pandas>=2.0

[polars]
polars>=0.20

[sqlframe]
sqlframe>=3.22
