FastAPI_Pytest_TDDHelper

Quality score: 70/100 · Category: Engineering · Sub-category: backend

lang:python

Senior Backend Architect and Principal QA Engineer skill for Test-Driven Development (TDD) with FastAPI and Pytest. Provides high-performance testing blueprints prioritizing execution speed and memory efficiency. Use when: (1) Setting up pytest for FastAPI projects, (2) Writing tests following Red-Green-Refactor TDD cycle, (3) Creating high-performance conftest.py with async fixtures, (4) Implementing transaction rollback patterns for fast test isolation, (5) Using httpx.AsyncClient for async endpoint testing, (6) Validating responses with Pydantic models, (7) Creating factory fixtures and dependency overrides, (8) Optimizing test execution speed and parallelization. Applies to FastAPI v0.100+ and Pytest v8.0+.

What this skill does

FastAPI_Pytest_TDDHelper is a production-ready Claude Code skill (quality score 70/100) in the backend sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/fastapi-pytest-tddhelper/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when: (1) Setting up pytest for FastAPI projects, (2) Writing tests following Red-Green-Refactor TDD cycle, (3) Creating high-performance conftest.py with async fixtures, (4) Implementing transaction rollback patterns for fast test isolation, (5) Using httpx.

Who uses this skill

The FastAPI_Pytest_TDDHelper skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/fastapi-pytest-tddhelper
curl -L https://claudskills.com/skills/fastapi-pytest-tddhelper/SKILL.md \
  -o ~/.claude/skills/fastapi-pytest-tddhelper/SKILL.md

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

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

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.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt

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