Agent skills for Codex CLI

Enforces Python best practices, type safety, and modern development standards for robust backend applications.

Guidance for structuring a Python/FastAPI backend into layers (routers/services/repositories) and feature-first modules so it stays easy…

When to activate: Strawberry, Graphene, GraphQL, subscriptions, dataloaders, N+1, schema-first design

This skill should be used when writing, reviewing, or refactoring Python code.

Python patterns for system reliability — background jobs and task queues (Celery, async), resilience and recovery (retries, backoff…

When to activate: Python logging, structlog, JSON logs, correlation IDs, log levels, observability setup

When to activate: scikit-learn, machine learning pipelines, feature engineering, model evaluation, cross-validation

Deploy Python (Flask/Django/FastAPI) code to Azure App Service Linux.

Patterns for using Peewee ORM with DatabaseProxy and scoped connections/transactions.

Modern Python project architecture guide for 2025.

Python project organization, module architecture, and public API design.

Prepare and execute a Python package release with verification steps.

Python resilience patterns including automatic retries, exponential backoff, timeouts, and fault-tolerant decorators.

Python resource management with context managers, cleanup patterns, and streaming.

Python SDK development with async support and type hints

When to activate: Python security review, OWASP, SQL injection, secrets management, authentication, cryptography

Use this when authoring integration tests against a real backend (PostgreSQL, Redis, Kafka, MinIO, NATS, MongoDB), debugging slow or flaky…

AI/ML Python code tutor that provides actionable hints for writing pythonic, high-performance, modern code.

Python type safety with type hints, generics, protocols, and strict type checking.

Architects distributable Python desktop tools and web-ready applications using a lightweight five-layer structure with FastAPI, pywebview…

Fully sharded data-parallel training for large models.