pitrou commented on code in PR #47087:
URL: https://github.com/apache/arrow/pull/47087#discussion_r2314250106
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python/pyarrow/tests/parquet/test_parquet_writer.py:
##########
@@ -448,3 +448,46 @@ def
test_parquet_content_defined_chunking_parameters(tempdir):
# using min_chunk_size, max_chunk_size and norm_level
cdc_options = {"min_chunk_size": 32_768, "max_chunk_size": 65_536,
"norm_level": 1}
pq.write_table(table, path, use_content_defined_chunking=cdc_options)
+
+
[email protected]
+def test_parquet_writer_properties_access():
+ df = _test_dataframe(100)
+ table = pa.Table.from_pandas(df, preserve_index=False)
+
+ out = pa.BufferOutputStream()
+
+ with pq.ParquetWriter(
+ out, table.schema,
+ compression='snappy',
+ version='2.6',
+ use_dictionary=True,
+ write_statistics=True,
+ data_page_size=64 * 1024,
+ use_deprecated_int96_timestamps=False,
+ store_schema=True,
+ use_compliant_nested_type=True,
+ writer_engine_version='V2'
+ ) as writer:
+
+ props = writer.properties
+ assert props is not None
+ assert hasattr(props, 'version')
+ assert hasattr(props, 'created_by')
+ assert hasattr(props, 'dictionary_enabled')
+ assert hasattr(props, 'statistics_enabled')
Review Comment:
No need for all this, the attribute accesses below are sufficient.
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