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Remove get_inferred_type from ArrowWriter write_batch #6781

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Remove get_inferred_type from ArrowWriter write_batch #6781

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5 changes: 3 additions & 2 deletions src/datasets/arrow_writer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -561,8 +561,9 @@ def write_batch(
else:
col_try_type = try_features[col] if try_features is not None and col in try_features else None
typed_sequence = OptimizedTypedSequence(col_values, type=col_type, try_type=col_try_type, col=col)
arrays.append(pa.array(typed_sequence))
inferred_features[col] = typed_sequence.get_inferred_type()
array = pa.array(typed_sequence)
arrays.append(array)
inferred_features[col] = generate_from_arrow_type(array.type)
schema = inferred_features.arrow_schema if self.pa_writer is None else self.schema
pa_table = pa.Table.from_arrays(arrays, schema=schema)
self.write_table(pa_table, writer_batch_size)
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