Visit the type in the compressor and decompressor traverse; move NEWS to Library

Author: gpshead

…0-23-22-34-55.gh-issue-160535.Zk3dGc.rst …0-23-22-34-55.gh-issue-160535.Zk3dGc.rstMisc/NEWS.d/next/Security/2026-10-23-22-34-55.gh-issue-160535.Zk3dGc.rst renamed to Misc/NEWS.d/next/Library/2026-10-23-22-34-55.gh-issue-160535.Zk3dGc.rst Misc/NEWS.d/next/Security/2026-10-23-22-34-55.gh-issue-160535.Zk3dGc.rst renamed to Misc/NEWS.d/next/Library/2026-10-23-22-34-55.gh-issue-160535.Zk3dGc.rst

@@ -766,6 +766,7 @@ static int
 ZstdCompressor_traverse(PyObject *ob, visitproc visit, void *arg)
 {
     ZstdCompressor *self = ZstdCompressor_CAST(ob);
+    Py_VISIT(Py_TYPE(ob));
     Py_VISIT(self->dict);
     return 0;
 }

Modules/_zstd/compressor.c

@@ -689,6 +689,7 @@ static int
 ZstdDecompressor_traverse(PyObject *ob, visitproc visit, void *arg)
 {
     ZstdDecompressor *self = ZstdDecompressor_CAST(ob);
+    Py_VISIT(Py_TYPE(ob));
     Py_VISIT(self->dict);
     return 0;
 }