cpython

Fix missing dec ref (#16158)

bpo38158: Removing nonexistant member "doc" from PyType_Spec documentation (GH-16142)

bpo-37635: Update arg name for seek() in IO tutorial (GH-16147)

bpo-38153: detect shake independently from sha3 (GH-16143)

bpo-38116: Convert select module to PEP-384 (#15971)