build-cython-ext

Guidance for building and installing Cython extension packages, particularly when resolving compatibility issues with modern Python and NumPy versions. This skill applies when installing legacy Cython packages, fixing NumPy 2.0 deprecation errors, resolving Python 3.x compatibility issues in extension modules, or troubleshooting Cython compilation failures. Use this skill for tasks involving setup.py with Cython extensions, deprecated NumPy type errors, or installing packages to system Python environments.

$ Installieren

git clone https://github.com/letta-ai/skills /tmp/skills && cp -r /tmp/skills/ai/benchmarks/letta/terminal-bench-2/trajectory-only/build-cython-ext ~/.claude/skills/skills

// tip: Run this command in your terminal to install the skill