jorisvandenbossche commented on a change in pull request #11724:
URL: https://github.com/apache/arrow/pull/11724#discussion_r754053017
##########
File path: python/pyarrow/_parquet.pyx
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@@ -1284,6 +1294,14 @@ cdef shared_ptr[WriterProperties]
_create_writer_properties(
props.encoding(tobytes(column),
ParquetEncoding_BYTE_STREAM_SPLIT)
+ # col_encoding
+ # encoding map - encode individual columns
+
+ if col_encoding is not None:
+ for column, _encoding in col_encoding.items():
+ props.encoding(tobytes(column),
+ encoding_enum_from_name(_encoding))
Review comment:
You can check here if `encoding_enum_from_name(_encoding)` gives `None`,
and in that case raising a ValueError
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