fastapi-toolsets 2.4.0

Production-ready utilities for FastAPI applications

FastAPI Toolsets

A modular collection of production-ready utilities for FastAPI. Install only what you need — from async CRUD and database helpers to CLI tooling, Prometheus metrics, and pytest fixtures. Each module is independently installable via optional extras, keeping your dependency footprint minimal.

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Documentation: https://fastapi-toolsets.d3vyce.fr

Source Code: https://github.com/d3vyce/fastapi-toolsets

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Installation

The base package includes the core modules (CRUD, database, schemas, exceptions, fixtures, dependencies, model mixins, logging):

uv add fastapi-toolsets

Install only the extras you need:

uv add "fastapi-toolsets[cli]"
uv add "fastapi-toolsets[metrics]"
uv add "fastapi-toolsets[pytest]"

Or install everything:

uv add "fastapi-toolsets[all]"

Features

Core

• CRUD: Generic async CRUD operations with CrudFactory, built-in full-text/faceted search and Offset/Cursor pagination.
• Database: Session management, transaction helpers, table locking, and polling-based row change detection
• Dependencies: FastAPI dependency factories (PathDependency, BodyDependency) for automatic DB lookups from path or body parameters
• Fixtures: Fixture system with dependency management, context support, and pytest integration
• Model Mixins: SQLAlchemy mixins for common column patterns (UUIDMixin, UUIDv7Mixin, CreatedAtMixin, UpdatedAtMixin, TimestampMixin) and lifecycle callbacks (WatchedFieldsMixin, @watch) that fire after commit for insert, update, and delete events
• Standardized API Responses: Consistent response format with Response, ErrorResponse, PaginatedResponse, CursorPaginatedResponse and OffsetPaginatedResponse.
• Exception Handling: Structured error responses with automatic OpenAPI documentation
• Logging: Logging configuration with uvicorn integration via configure_logging and get_logger

Optional

• CLI: Django-like command-line interface with fixture management and custom commands support
• Metrics: Prometheus metrics endpoint with provider/collector registry
• Pytest Helpers: Async test client, database session management, pytest-xdist support, and table cleanup utilities

License

MIT License - see LICENSE for details.

Contributing

Contributions are welcome! Please feel free to submit issues and pull requests.