Hugging Face Transformers: Patch release v5.6.1

Source available — automated, not human-reviewed

Component: transformers · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes

$ python -m pip install 'transformers==5.6.1'

📄 .MD

🔧 Bug Fixes 1

⚡ Executive Summary (TL;DR)

Hugging Face Transformers v5.6.1. Source highlight: Patch release v5.6.1

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Who Does This Impact? (Role-Based Analysis)

💻 Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

📊 Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

⚙️ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

🔧 Bug Fixes & Patches (1)

Fix AttributeError on s_aux=None in flash_attention_forward (https://github.com/huggingface/transformers/pull/45589)

📄 View Raw Release Notes (Original Developer Log)

# Patch release v5.6.1 Flash attention path was broken! Sorry everyone for this one 🤗 * Fix AttributeError on s_aux=None in flash_attention_forward (https://github.com/huggingface/transformers/pull/45589) by @jamesbraza

← Older Version Hugging Face Transformers v5.6.0 Newer Version → Hugging Face Transformers v5.6.2