jorisvandenbossche commented on code in PR #417:
URL: https://github.com/apache/arrow-nanoarrow/pull/417#discussion_r1559464694
##########
python/src/nanoarrow/iterator.py:
##########
@@ -244,6 +244,126 @@ def _binary_iter(self, offset, length):
for start, end in zip(starts, ends):
yield bytes(data[start:end])
+ def _date_iter(self, offset, length):
+ from datetime import date, timedelta
+
+ storage = self._primitive_iter(offset, length)
+ epoch = date(1970, 1, 1)
+
+ if self._schema_view.type_id == CArrowType.DATE32:
+ for item in storage:
+ if item is None:
+ yield item
+ else:
+ yield epoch + timedelta(item)
Review Comment:
Hmm, good point. But this is true for `datetime.datetime.fromtimestamp` as
well, though ..
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