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Detailed Python/uv/orjson conversion reference. Core conventions auto-loaded via SessionStart hook; invoke /dev-conventions:python-tooling for full conversion tables. Use when you need the complete uv command mapping or orjson migration patterns.
How this skill is triggered — by the user, by Claude, or both
Slash command
/dev-conventions:python-toolingThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Always use `uv` for Python package and environment management. Never use `pip`, `pip3`, `python -m pip`, or bare `python`/`python3`.
Always use uv for Python package and environment management. Never use pip, pip3, python -m pip, or bare python/python3.
| Instead of | Use |
|---|---|
pip install X | uv add X |
pip install -r requirements.txt | uv sync (with pyproject.toml) |
python script.py | uv run script.py |
python -m pytest | uv run pytest |
python -m venv .venv | uv venv |
pip freeze > requirements.txt | uv lock (use pyproject.toml + uv.lock) |
Always use orjson instead of the stdlib json module.
| Instead of | Use |
|---|---|
import json | import orjson |
json.dumps(data) | orjson.dumps(data).decode() |
json.loads(text) | orjson.loads(text) |
json.dump(data, f) | f.write(orjson.dumps(data)) |
npx claudepluginhub fblissjr/fb-claude-skills --plugin dev-conventionsProvides behavioral guidelines to reduce common LLM coding mistakes, focusing on simplicity, surgical changes, assumption surfacing, and verifiable success criteria.
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