judahrand commented on code in PR #38520:
URL: https://github.com/apache/arrow/pull/38520#discussion_r1423772108
##########
python/pyarrow/table.pxi:
##########
@@ -3986,6 +3986,60 @@ cdef class Table(_Tabular):
result.validate()
return result
+ @staticmethod
+ def from_struct_array(struct_array):
+ """
+ Construct a Table from a StructArray.
+
+ Each field in the StructArray will become a column in the resulting
+ ``Table``.
+
+ Parameters
+ ----------
+ struct_array : StructArray or ChunkedArray
+ Array to construct the table from.
+
+ Returns
+ -------
+ pyarrow.Table
+
+ Examples
+ --------
+ >>> import pyarrow as pa
+ >>> struct = pa.array([{'n_legs': 2, 'animals': 'Parrot'},
+ ... {'year': 2022, 'n_legs': 4}])
+ >>> pa.Table.from_struct_array(struct).to_pandas()
+ animals n_legs year
+ 0 Parrot 2 NaN
+ 1 None 4 2022.0
+ """
+ if isinstance(struct_array, Array):
+ return
Table.from_batches([RecordBatch.from_struct_array(struct_array)])
+ else:
+ return Table.from_batches([
+ RecordBatch.from_struct_array(chunk)
+ for chunk in struct_array.chunks
+ ])
+
+ def to_struct_array(self, max_chunksize=None):
+ """
+ Convert to a struct array.
Review Comment:
https://github.com/apache/arrow/pull/38520/commits/4ff720a9f97bda785b0697d5144f61b529e94b4e
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