docs: use type hints + from_native/to_native in dataframe.py #1411
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MarcoGorelli
approved these changes
Nov 20, 2024
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thanks @raisadz ! just one minor comment, then feel free to merge
(also, the lazy docstring needs copy-and-pasting into the stable v1 version)
narwhals/dataframe.py
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| >>> df = {"foo": [1, 2, 3], "bar": [6.5, 7.0, 8.5], "ham": ["a", "b", "c"]} | ||
| >>> df_pd = pd.DataFrame(df) | ||
| >>> df_pl = pl.DataFrame(df) | ||
| >>> df_pa = pa.table(df) | ||
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| We define a library agnostic function: | ||
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| >>> @nw.narwhalify | ||
| ... def func(df): | ||
| >>> def agnostic_to_numpy(df_native: IntoDataFrame) -> np.array: |
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I think the return type should be np.ndarray (np.array is just the function to create arrays)
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Thanks @MarcoGorelli! Addressed these.
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