pitrou commented on a change in pull request #8755:
URL: https://github.com/apache/arrow/pull/8755#discussion_r533193607
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File path: cpp/src/arrow/python/io.cc
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@@ -199,25 +219,32 @@ Result<int64_t> PyReadableFile::Read(int64_t nbytes,
void* out) {
PyObject* bytes_obj = bytes.obj();
DCHECK(bytes_obj != NULL);
- if (!PyBytes_Check(bytes_obj)) {
+ Py_buffer py_buf_;
+ if (!PyObject_GetBuffer(bytes_obj, &py_buf_, PyBUF_ANY_CONTIGUOUS)) {
+ const uint8_t* data = reinterpret_cast<const uint8_t*>(py_buf_.buf);
+ ARROW_CHECK_NE(data, nullptr) << "Null pointer in Py_buffer";
Review comment:
Hmm, it was a debug mode check originally. I think it was converted to
ARROW_CHECK by mistake.
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