- See PEP 3000, 3100.
-- Test merging certain changes from the 2.5 HEAD code.
-
- Weed really old/weird stuff from the library.
- Unify range() and xrange().
-- Revamp the dict API: keys(), values(), items() return iterators, etc.
-
-- Add the bytes type.
-
- Rework the standard I/O library to use bytes for binary files.
- Make strings all Unicode.
-- Get rid of classic class implementation.
-
- Get rid of various compatibility-related flags (e.g. division flags).
- PEP 3102: keyword-only arguments.
-- Int/Long unification is mostly complete. The 'long' built-in type
+- Int/Long unification is complete. The 'long' built-in type
and literals with trailing 'L' or 'l' have been removed.
Performance may be sub-optimal (haven't really benchmarked).