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Library Patterns

Category: Engineering  ·  Sub-category: engineering-misc  ·  Last updated:
lang:pythontype:review
Use when writing or reviewing Python that wraps a network service or authors a client SDK: client construction, async lifecycle, granular timeouts, retry policy, idempotency keys, structured exception hierarchies, per-request overrides, structured outputs with Pydantic, streaming via async context managers, request-id propagation, or pagination.

About this skill (catalog notes)

Library Patterns includes pricing or quota commentary; 13 code blocks for direct copy-paste. At roughly 2,616 words the SKILL.md is on the longer end of the catalog distribution.

Original author
gao-hongnan
Indexed lastmod
Catalog position
Engineering · engineering-misc
Indexed related skills
10

How Library Patterns fits the catalog

Library Patterns sits in the Engineering category under the engineering-misc sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

This skill codifies the conventions that production-grade Python client libraries — [openai-python](https://github.com/openai/openai-python), [anthropic-sdk-python](https://github.com/anthropics/anthropic-sdk-python), [stripe-python](https://github.com/stripe/stripe-python), [httpx](https://github.com/encode/httpx), and the [fastapi](https://github.com/fastapi/fastapi) request/response boundary — have converged on. It is project policy for any module that owns an outbound network connection or wraps a third-party SDK. It is not a tutorial on any single library; it specifies which shapes are…

What this skill does

Library Patterns is a community-contributed Claude Code skill in the engineering-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/library-patterns/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when writing or reviewing Python that wraps a network service or authors a client SDK: client construction, async lifecycle, granular timeouts, retry policy, idempotency keys, structured exception hierarchies, per-request overrides, structured outputs with Pydantic, streaming via async context managers, request-id propagation, or pagination.

Who uses this skill

The Library Patterns Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 121,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/library-patterns
curl -L https://claudskills.com/skills/library-patterns/SKILL.md \
  -o ~/.claude/skills/library-patterns/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/library-patterns/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/library-patterns/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\library-patterns\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

Frequently asked questions

How do I install the Library Patterns Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/library-patterns/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Library Patterns skill do?
Use when writing or reviewing Python that wraps a network service or authors a client SDK: client construction, async lifecycle, granular timeouts, retry policy, idempotency keys, structured exception hierarchies, per-request overrides, structured outputs with Pydantic, streaming via async context managers, request-id propagation, or pagination.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Library Patterns skill?
Use Library Patterns when your Claude Code task falls under the Engineering category — specifically in the engineering misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Library Patterns" or describe the task and let Claude pick). Browse related skills at /category/engineering/.
What is a Claude Code skill and how does the Library Patterns skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Library Patterns is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
gao-hongnan. (2026). Library Patterns [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/library-patterns/
BibTeX
@misc{library-patterns-2026,
  author    = {gao-hongnan},
  title     = {Library Patterns [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/library-patterns/}
}

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