pitrou commented on a change in pull request #6959:
URL: https://github.com/apache/arrow/pull/6959#discussion_r413762177
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File path: python/pyarrow/tests/test_extension_type.py
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@@ -445,22 +445,28 @@ def test_parquet(tmpdir, registered_period_type):
import base64
decoded_schema = base64.b64decode(meta.metadata[b"ARROW:schema"])
schema = pa.ipc.read_schema(pa.BufferReader(decoded_schema))
- assert schema.field("ext").metadata == {
- b'ARROW:extension:metadata': b'freq=D',
- b'ARROW:extension:name': b'pandas.period'}
+ # Since the type could be reconstructed, the extension type metadata is
+ # absent.
+ assert schema.field("ext").metadata == {}
Review comment:
The change was actually done on the IPC side and Parquet inherited it,
yes.
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