pitrou commented on a change in pull request #10470:
URL: https://github.com/apache/arrow/pull/10470#discussion_r653794223
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File path: cpp/src/arrow/python/python_to_arrow.cc
##########
@@ -585,6 +619,37 @@ class PyPrimitiveConverter<T, enable_if_string_like<T>>
return Status::OK();
}
+ Result<int64_t> ExtendAsMuchAsPossible(PyObject* values, int64_t size,
Review comment:
Can you try to reconcile the `PyPrimitiveConverter` for binary and
string types? They really look very similar.
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File path: cpp/src/arrow/python/iterators.h
##########
@@ -84,18 +84,29 @@ inline Status VisitSequenceGeneric(PyObject* obj,
VisitorFunc&& func) {
return Status::OK();
}
-// Visit sequence with no null mask
+// Visit sequence with no null mask or offset
template <class VisitorFunc>
inline Status VisitSequence(PyObject* obj, VisitorFunc&& func) {
Review comment:
How about always passing `offset`? That will simplify the overloads a
bit (this should not be considered a public API).
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