- Issue #21396: Fix TextIOWrapper(..., write_through=True) to not force a
flush() on the underlying binary stream. Patch by akira.
+- Issue #21470: Do a better job seeding the random number generator by
+ using enough bytes to span the full state space of the Mersenne Twister.
- Issue #21398: Fix an unicode error in the pydoc pager when the documentation
contains characters not encodable to the stdout encoding.