Python Releases
Python language news, releases and ecosystem updates. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 132 Python releases · Updated
- uv Releases sdkinfrapreviewengineer ·
uv 0.12.1: Package-specific pre-release policies, Xonsh support, and performance
This release of uv introduces package-specific pre-release policies, enabling finer control over handling pre-release versions for individual packages. It also adds support for Xonsh shell activation scripts and includes performance enhancements, such as faster SHA-256 hashing on certain ARM64 platforms. The update is available as a patch for all users, with new preview features and bug fixes.
patch - uv Releases sdkpreviewdeprecationengineer ·
uv 0.12.0 improves dependency resolution, hash checking, and environment management
The uv 0.12.0 release introduces significant improvements to dependency resolution, including a new default for handling pre-releases, making it more robust and aligned with pip's behavior. It also enhances security and correctness by enforcing stricter hash checking and validating lockfile formats. These changes primarily affect users managing Python dependencies, with most users expected to upgrade seamlessly, though some workflows might require adjustments. The release also stabilizes preview features related to project discovery and safe environment clearing.
breaking patch - uv Releases sdkpreviewengineer ·
uv 0.11.33: Enhancements, Preview Features, and Bug Fixes
This release of uv 0.11.33 introduces several enhancements, including smaller binary sizes by aborting panics in release builds and using .tar.gz for Pyodide installs. It also brings new preview features like selective script checking in `uv check` and malware scanning for cached tools. Multiple bug fixes have been implemented to improve dependency splitting and argument parsing accuracy. This patch release is available for all users of uv.
patch - CrewAI Releases sdkaipreviewengineerpython-agentic ·
crewAI 1.15.6: Bug fixes and documentation updates
Version 1.15.6 of crewAI addresses several bugs, including fixes for Anthropic tool-use detection and strict tool schema property names. It also improves error handling for crew and flow executions and agent loading. This patch primarily affects developers using crewAI for agent-based workflows, with no new features introduced.
patch - uv Releases sdkpreviewengineer ·
uv 0.11.32 releases preview features and performance improvements
This release of uv 0.11.32 introduces several preview features for the `uv check` and `uv upgrade` commands, enhancing selection and update capabilities. It also includes performance optimizations by skipping unnecessary dependency-group conflict expansion and fixes a bug in universal resolutions related to `Requires-Python`. These updates are available for all users and primarily target developers working with Python package management.
patch - uv Releases sdkinfrapreviewengineer ·
uv 0.11.31: Workspace references, .venv support, and audit configuration
This release introduces several enhancements to uv, including allowing workspace sources to reference members in other workspaces by path and support for `.venv` files pointing to centralized project environments. New configuration options for malware checking are added, alongside performance improvements and numerous bug fixes. This patch release is available for all users and includes a new preview feature for hash algorithm settings during lockfile generation.
patch - Pydantic AI Releases sdkaipreviewdeprecationengineerpython-agentic ·
pydantic-ai v2.14.1: Bug fixes for durable steps and wrapper-agent deprecations
This patch release for pydantic-ai includes two bug fixes addressing issues with fetching MCP instructions via durable steps and a temporary withdrawal of durable wrapper-agent deprecations. These changes aim to improve the reliability of the system by ensuring proper handling of durable operations. The fixes are available in version 2.14.1.
patch - Pydantic AI Releases sdkaipreviewdeprecationengineerpython-agentic ·
Pydantic-AI v2.14.0: Reasoning effort and durability improvements
This release introduces enhanced reasoning capabilities for Mistral models and new durability options, replacing deprecated agent wrappers. It also includes fixes such as the removal of specific shut-down Gemini models. These changes benefit developers integrating AI models who need more control over reasoning processes and durability strategies. The update is available now.
feature patch - uv Releases sdkpreviewengineer ·
uv 0.11.30: Python 3.15 support, workspace enhancements, performance gains
This release of uv adds support for CPython 3.15.0b4 and introduces several preview features for workspace management. Significant performance improvements have been made across the resolver and cache handling, alongside bug fixes for uninstall and pyvenv.cfg path preservation. The release targets Python developers and architects working with package management, offering enhanced speed and new capabilities.
patch - Python Insider blogpreviewengineer ·
Python 3.15.0 Beta 4 Released with Numerous Fixes and Features
Python 3.15.0 beta 4 is now available, marking the final beta release before the release candidate phase. This version includes approximately 298 bug fixes, build improvements, and documentation changes, along with major new features like explicit lazy imports and a new frozendict built-in type. Developers are encouraged to test their projects with this preview to prepare for the stable release, though it is not recommended for production use.
feature patch announcement - uv Releases sdkpreviewengineer ·
uv 0.11.29: Enhancements, Performance Improvements, and Bug Fixes
This release of uv introduces several enhancements, including JSON output for `uv tree`, support for CUDA 13.2, and preference for local artifacts. Performance has been improved through resolver optimizations and deferred setup for no-op operations. Numerous bug fixes address issues with dependency resolution, package metadata handling, and credential redaction, impacting developers using uv for Python package management.
patch - Pydantic AI Releases sdkaipreviewengineerpython-agentic ·
Pydantic-AI v2.9.0: Security fix, GPT-5.6 models, usage command
Pydantic-AI v2.9.0 addresses a security advisory impacting message sanitization and backports a fix to version 1.107.1. This release also introduces new features like GPT-5.6 model support, a `/usage` command for the `clai` CLI, and exposes `usage_limits` to tools. Several bug fixes improve Anthropic Files API integration, message repr handling, FIPS compliance, agent robustness, and output strategies, affecting users of version 2.0.0 and above.
security feature patch - Google ADK (Python) Releases sdkaipreviewdeprecationengineermediapython-agentic ·
adk-python v2.3.0: New features and bug fixes
The google/adk-python library has been updated to version 2.3.0, introducing several new features such as enhanced caching, GCS integration, mTLS support, and expanded LLM capabilities with Gemma4 and Live API translation. This release also addresses numerous bugs across various modules including core functionality, evaluation, and agent interactions, improving stability and performance for developers using the ADK. The update aims to provide a more robust and feature-rich environment for building AI-powered applications with Python.
feature patch - OpenAI Agents SDK (Python) Releases sdkaipreviewengineerpython-agentic ·
OpenAI Agents Python v0.18.2: GPT-5.6 controls, multi-agent beta
This release introduces support for GPT-5.6 request controls and a hosted multi-agent beta feature, alongside several bug fixes for sandbox and real-time communication. The changes are aimed at enhancing control over model interactions and improving the stability of multi-agent systems. This patch primarily affects developers using the OpenAI agents Python library, with the multi-agent beta indicating a preview stage for this new functionality.
feature patch security - Django Weblog blogpreviewengineer ·
Django 6.1 Beta 1 Released
Django 6.1 beta 1 is now available, offering new features and usability improvements ahead of the final release. This beta version allows users to test upcoming changes and report bugs before the scheduled August 5 final release. It is intended for testing and not production use, with bug fixes focusing on regressions and new feature issues.
feature announcement - Django Weblog blogsecuritypreviewsecurity-advisory ·
Django Releases Address Security Vulnerabilities
Django has released versions 6.0.7 and 5.2.16 to fix three low-severity security vulnerabilities. These issues could potentially lead to private data exposure, heap buffer over-reads, or header injection attacks. All users of supported Django versions are strongly encouraged to upgrade to the patched releases.
patch security - uv Releases sdkpreviewengineer ·
uv 0.11.24 adds CPython 3.15.0b3 support and preview features
This release of uv (version 0.11.24) adds support for CPython 3.15.0b3 and introduces a preview feature for making project environments relocatable. It also includes performance improvements and several bug fixes, such as disabling `exclude-newer` and avoiding archive ID collisions. The update is available for various platforms, with checksums provided.
patch - uv Releases sdkpreviewengineer ·
uv 0.11.27: Performance, bug fixes, and preview features
This release of uv (version 0.11.27) introduces significant performance improvements, addresses several bugs, and includes a new preview feature. The performance enhancements focus on optimizing dependency resolution and parsing, aiming to speed up package management operations for all users. A new preview feature for discovering extensionless shebang scripts is now available for early adopters. These changes are particularly relevant for developers using uv for Python package management.
patch - uv Releases sdkpreviewengineer ·
uv 0.11.25 release: Security improvements and new features
Version 0.11.25 of uv enhances security by updating its tar library to prevent issues with malformed or ambiguous source distributions. It also introduces several new features, including lockfile enhancements and support for scoped dependency overrides, alongside preview features like workspace scripts and centralized environments. This release impacts developers managing Python dependencies, offering a more robust and flexible package management experience.
patch - uv Releases sdkpreviewengineer ·
uv 0.11.22: Performance, bug fixes, and preview features
The uv 0.11.22 release includes performance improvements to the resolver and numerous bug fixes for dependency management and validation. Several new preview features are also introduced, allowing configuration via TOML files and enhancing command-line capabilities. This patch release impacts users of the uv package installer and build tool.
patch
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