fix(python): Fix DataFrame.to_arrow() for 0x0 dataframes #9144
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No schema can be inferred from the batches, as `._df.to_arrow()` returns an empty list. `pa.Tables.from_batches()` requires a schema if no batches are passed in. Closes pola-rs#8884.
zundertj
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alexander-beedie
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c-peters
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Jul 14, 2023
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No schema can be inferred from the batches, as
._df.to_arrow()returns an empty list.pa.Tables.from_batches()requires a schema if no batches are passed in.Closes #8884.