Python News Today Release 3.13 November 2025 ((better)) Here

For CI/CD pipelines, add:

conda create -n py313 python=3.13 conda activate py313 python news today release 3.13 november 2025

If you encounter issues (rare), set the environment variable PYTHON_JIT=0 . 3. Type System: TypedDict Read-Only & TypeIs (PEPs 705, 742) Python’s type system continues its march toward full static verification, with two major additions: 3.1 TypedDict gains ReadOnly (PEP 705) You can now mark dictionary keys as read-only, preventing accidental mutation in type-checked code (Pyright, Mypy 2.0+, Pyre). For CI/CD pipelines, add: conda create -n py313 python=3

| Removed Feature | Deprecated since | Replacement | |----------------|----------------|-------------| | cgi module | Python 3.11 | email or multipart (or FastAPI/Flask) | | telnetlib | Python 3.11 | paramiko or subprocess + SSH | | asyncio.coroutine (yield from) | Python 3.10 | async / await | | typing.io / typing.re | Python 3.8 | collections.abc or re directly | | distutils (fully gone) | Python 3.10 | setuptools or pyproject.toml | | Removed Feature | Deprecated since | Replacement

November 2025 – The Python community today celebrates the official release of Python 3.13 , a landmark update that solidifies the language’s position as the undisputed king of developer productivity without sacrificing the raw performance gains initiated by previous versions.

pool = interpreters.Pool(8) # 8 CPU cores results = pool.map(is_prime, range(10_000_000, 10_000_100)) print(sum(results))

When an uncaught exception occurs in the REPL or a Jupyter notebook, you can now type explain to get an AI-generated (local, privacy-safe) explanation of the error, possible causes, and a fix snippet.