Search results for “site:python.org”

The Python Tutorial — Python 3.13.5 documentation

Python is an easy to learn, powerful programming language. It has efficient high-level data structures and a simple but effective approach to object-oriented programming. Python’s elegant syntax an...

PEP 659 – Specializing Adaptive Interpreter | peps.python.org

In order to perform well, virtual machines for dynamic languages must specialize the code that they execute to the types and values in the program being run. This specialization is often associated with “JIT” compilers, but is beneficial even without ma...

PEP 742 – Narrowing types with TypeIs | peps.python.org

This PEP proposes a new special form, TypeIs, to allow annotating functions that can be used to narrow the type of a value, similar to the builtin isinstance(). Unlike the existing typing.TypeGuard special form, TypeIs can narrow the type in both the if...

Issue 12085: subprocess.Popen.__del__ raises AttributeError if __init__ was called with an invalid argument list - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2011-05-16 03:08 by chortos, last changed 2022-04-11 14:57 by admin. This issue is now closed. File name Uploaded Description Edit...

Issue 11471: If without else generates redundant jump - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2011-03-11 21:49 by eltoder, last changed 2022-04-11 14:57 by admin. This issue is now closed. File name Uploaded Description Edit...

Issue 40924: Recent importlib change breaks most recent certifi == 2020.4.5.2 - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2020-06-09 05:59 by ned.deily, last changed 2022-04-11 14:59 by admin. This issue is now closed. URL Status Linked Edit PR 20760 merged...

Issue 42988: [security] CVE-2021-3426: Information disclosure via pydoc -p: /getfile?key=path allows to read arbitrary file on the filesystem - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2021-01-21 12:18 by hroncok, last changed 2022-04-11 14:59 by admin. This...

Issue 46985: Upgrade ensurepip bundled pip to 22.0.4 - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2022-03-11 13:30 by pradyunsg, last changed 2022-04-11 14:59 by admin. This issue is now closed. URL Status Linked Edit PR 31819 merged...

Issue 41004: [CVE-2020-14422] Hash collisions in IPv4Interface and IPv6Interface - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2020-06-17 13:11 by nnewram, last changed 2022-04-11 14:59 by admin. This issue is now closed. URL Status Linked Edit PR 20956 closed...

In short: Learn about [CVE-2020-14422]: Hash collisions in Python's IPv4Interface and IPv6Interface classes, resolved with pull requests. Understand the impact on server storage of IP addresses. (AI summary)

Issue 46811: Test suite needs adjustments for Expat >=2.4.5 - Python tracker

This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2022-02-20 19:54 by sping, last changed 2022-04-11 14:59 by admin. URL Status Linked Edit PR 31453 merged sping, 2022-02-20 20:05 PR...