Python (64-bit)

What's new in this version:

This is the sixth maintenance release of Python 3.9:
- Python 3.9.6 is the newest major release of the Python programming language, and it contains many new features and optimizations. There's been 146 commits since 3.9.5 which is a similar amount compared to 3.8 at the same stage of the release cycle. See the changelog for details.
- Major new features of the 3.9 series, compared to 3.8

Some of the new major new features and changes in Python 3.9 are:
- PEP 573, Module State Access from C Extension Methods
- PEP 584, Union Operators in dict
- PEP 585, Type Hinting Generics In Standard Collections
- PEP 593, Flexible function and variable annotations
- PEP 602, Python adopts a stable annual release cadence
- PEP 614, Relaxing Grammar Restrictions On Decorators
- PEP 615, Support for the IANA Time Zone Database in the Standard Library
- PEP 616, String methods to remove prefixes and suffixes
- PEP 617, New PEG parser for CPython
- BPO 38379, garbage collection does not block on resurrected objects
- BPO 38692, os.pidfd_open added that allows process management without races and signals
- BPO 39926, Unicode support updated to version 13.0.0;
- BPO 1635741, when Python is initialized multiple times in the same process, it does not leak memory anymore
- A number of Python builtins (range, tuple, set, frozenset, list, dict) are now sped up using PEP 590 vectorcall
- A number of Python modules (_abc, audioop, _bz2, _codecs, _contextvars, _crypt, _functools, _json, _locale, operator, resource, time, _weakref) now use multiphase initialization as defined by PEP 489
- A number of standard library modules (audioop, ast, grp, _hashlib, pwd, _posixsubprocess, random, select, struct, termios, zlib) are now using the stable ABI defined by PEP 384
- You can find a more comprehensive list in this release's "What's New"