Core and Builtins
-----------------
-- Issue #11603: Fix a crash when __str__ is rebound as __repr__. Patch by
- Andreas Stührk.
+ - Issue #12732: In narrow unicode builds, allow Unicode identifiers which fall
+ outside the BMP.
+
+- Issue #12575: Validate user-generated AST before it is compiled.
-- Issue #11321: Fix a crash with multiple imports of the _pickle module when
- embedding Python. Patch by Andreas Stührk.
+- Make type(None), type(Ellipsis), and type(NotImplemented) callable. They
+ return the respective singleton instances.
+
+- Forbid summing bytes in sum().
- Verify the types of AST strings and identifiers provided by the user before
compiling them.