# MCP Reference Guide
## Overview
This guide provides additional resources and references for Model Context Protocol (MCP) server development. It includes links to official documentation, helpful tools, and related resources.
## Official MCP Documentation
- [MCP Documentation](https://modelcontextprotocol.ai) - Official documentation for the Model Context Protocol
- [MCP Python SDK GitHub](https://github.com/anthropics/mcp/tree/main/python) - Python implementation of the MCP SDK
- [MCP Specification](https://modelcontextprotocol.ai/specification) - Official MCP specification
## Python Libraries Documentation
### Core Libraries
| Library | Documentation | Purpose |
|---------|--------------|---------|
| MCP Python SDK | [Documentation](https://github.com/anthropics/mcp/tree/main/python) | MCP implementation for Python |
| Pydantic | [Documentation](https://docs.pydantic.dev/) | Data validation and settings management |
| Argparse | [Documentation](https://docs.python.org/3/library/argparse.html) | Command-line argument parsing |
| uv | [Documentation](https://github.com/astral-sh/uv) | Fast Python package installer and environment manager |
### HTTP and Networking
| Library | Documentation | Purpose |
|---------|--------------|---------|
| Requests | [Documentation](https://requests.readthedocs.io/) | Simple HTTP client |
| AIOHTTP | [Documentation](https://docs.aiohttp.org/) | Asynchronous HTTP client/server |
| HTTPX | [Documentation](https://www.python-httpx.org/) | Modern HTTP client with sync and async support |
### Data Processing
| Library | Documentation | Purpose |
|---------|--------------|---------|
| BeautifulSoup4 | [Documentation](https://www.crummy.com/software/BeautifulSoup/bs4/doc/) | HTML parsing |
| LXML | [Documentation](https://lxml.de/) | XML and HTML processing |
| Markdownify | [Documentation](https://github.com/matthewwithanm/python-markdownify) | Convert HTML to Markdown |
### Testing
| Library | Documentation | Purpose |
|---------|--------------|---------|
| Pytest | [Documentation](https://docs.pytest.org/) | Testing framework |
| Requests-mock | [Documentation](https://requests-mock.readthedocs.io/) | Mock HTTP requests |
| Coverage.py | [Documentation](https://coverage.readthedocs.io/) | Code coverage measurement |
### Utilities
| Library | Documentation | Purpose |
|---------|--------------|---------|
| Python-dotenv | [Documentation](https://github.com/theskumar/python-dotenv) | Environment variable management |
| Validators | [Documentation](https://github.com/python-validators/validators) | Input validation utilities |
## API Integration Resources
When integrating with external APIs, these resources may be helpful:
### API Documentation Standards
- [OpenAPI Specification](https://spec.openapis.org/oas/latest.html) - Standard for API documentation
- [JSON Schema](https://json-schema.org/) - Schema for JSON data validation
### API Testing Tools
- [Postman](https://www.postman.com/) - API development and testing platform
- [CURL](https://curl.se/docs/manpage.html) - Command-line tool for testing HTTP requests
- [HTTPie](https://httpie.io/) - User-friendly command-line HTTP client
## Development Tools
### Python Development
- [Visual Studio Code](https://code.visualstudio.com/docs/languages/python) - Popular Python editor
- [PyCharm](https://www.jetbrains.com/pycharm/) - Python IDE
### Code Quality Tools
- [Black](https://black.readthedocs.io/) - Python code formatter
- [isort](https://pycqa.github.io/isort/) - Import sorter
- [mypy](https://mypy.readthedocs.io/) - Static type checker
- [flake8](https://flake8.pycqa.org/) - Linter
### Documentation Tools
- [Sphinx](https://www.sphinx-doc.org/) - Documentation generator
- [mkdocs](https://www.mkdocs.org/) - Project documentation
## Python Best Practices
### Python Style Guides
- [PEP 8](https://peps.python.org/pep-0008/) - Style Guide for Python Code
- [Google Python Style Guide](https://google.github.io/styleguide/pyguide.html)
### Type Annotations
- [PEP 484](https://peps.python.org/pep-0484/) - Type Hints
- [Typing Documentation](https://docs.python.org/3/library/typing.html)
### Async Programming
- [Asyncio Documentation](https://docs.python.org/3/library/asyncio.html)
- [Async/Await Tutorial](https://realpython.com/async-io-python/)
## Common External APIs
When developing MCP servers, these popular APIs might be integrated:
### General APIs
- [OpenAI API](https://platform.openai.com/docs/api-reference) - AI/LLM services
- [Anthropic API](https://docs.anthropic.com/claude/reference) - Claude AI API
- [OpenWeather API](https://openweathermap.org/api) - Weather data
- [NewsAPI](https://newsapi.org/docs) - News articles and headlines
### Development APIs
- [GitHub API](https://docs.github.com/en/rest) - GitHub development platform
- [GitLab API](https://docs.gitlab.com/ee/api/) - GitLab development platform
- [StackExchange API](https://api.stackexchange.com/docs) - Stack Overflow and related sites
### Data APIs
- [Alpha Vantage](https://www.alphavantage.co/documentation/) - Financial data
- [CoinGecko API](https://www.coingecko.com/en/api/documentation) - Cryptocurrency data
- [The Movie Database API](https://developers.themoviedb.org/3/getting-started/introduction) - Movie and TV data
## Debugging and Troubleshooting
### Python Debugging
- [pdb Documentation](https://docs.python.org/3/library/pdb.html) - Python debugger
- [VS Code Debugging](https://code.visualstudio.com/docs/python/debugging) - Debugging Python in VS Code
### Common Issues and Solutions
- [Common Python Error Types](https://docs.python.org/3/library/exceptions.html)
- [Troubleshooting HTTP Requests](https://requests.readthedocs.io/en/latest/user/quickstart/#errors-and-exceptions)
## Security Resources
When developing MCP servers that interact with external services, consider these security resources:
- [OWASP API Security Top 10](https://owasp.org/API-Security/editions/2023/en/0x00-introduction/) - API security risks
- [Python Security Best Practices](https://snyk.io/blog/python-security-best-practices-cheat-sheet/) - Security practices for Python
- [Secrets Management](https://12factor.net/config) - The Twelve-Factor App methodology for config
## MCP Server Deployment
### Deployment Options
- [Running as a service](https://docs.python.org/3/library/sys.html#sys.executable) - Starting the MCP server as a service
- [Docker deployment](https://docs.docker.com/language/python/build-images/) - Containerizing your MCP server
### Environment Management
- [Environment Variables](https://12factor.net/config) - Managing configuration in environment variables
- [Dotenv Files](https://github.com/theskumar/python-dotenv) - Managing environment variables in development
## Related Concepts
- [OpenAPI/Swagger](https://swagger.io/specification/) - API description format
- [gRPC](https://grpc.io/docs/languages/python/basics/) - High-performance RPC framework
- [Webhook Design](https://zapier.com/engineering/webhook-design/) - Best practices for webhook design
## Next Steps
After reviewing these resources, you may want to:
1. Visit the [MCP Documentation](https://modelcontextprotocol.ai) for the latest updates
2. Explore the [Implementation Guide](implementation_guide.md) for practical examples
3. Check the [Testing Guide](testing_guide.md) for testing requirements