litellm-mirror/litellm/proxy/_experimental/mcp_server/main.py
2025-03-20 15:37:24 -07:00

96 lines
3.1 KiB
Python

# from typing import Any
# import httpx
# from mcp.server.fastmcp import FastMCP
# # Initialize FastMCP server
# mcp = FastMCP("weather")
# # Constants
# NWS_API_BASE = "https://api.weather.gov"
# USER_AGENT = "weather-app/1.0"
# async def make_nws_request(url: str) -> dict[str, Any] | None:
# """Make a request to the NWS API with proper error handling."""
# headers = {
# "User-Agent": USER_AGENT,
# "Accept": "application/geo+json"
# }
# async with httpx.AsyncClient() as client:
# try:
# response = await client.get(url, headers=headers, timeout=30.0)
# response.raise_for_status()
# return response.json()
# except Exception:
# return None
# def format_alert(feature: dict) -> str:
# """Format an alert feature into a readable string."""
# props = feature["properties"]
# return f"""
# Event: {props.get('event', 'Unknown')}
# Area: {props.get('areaDesc', 'Unknown')}
# Severity: {props.get('severity', 'Unknown')}
# Description: {props.get('description', 'No description available')}
# Instructions: {props.get('instruction', 'No specific instructions provided')}
# """
# @mcp.tool()
# async def get_alerts(state: str) -> str:
# """Get weather alerts for a US state.
# Args:
# state: Two-letter US state code (e.g. CA, NY)
# """
# url = f"{NWS_API_BASE}/alerts/active/area/{state}"
# data = await make_nws_request(url)
# if not data or "features" not in data:
# return "Unable to fetch alerts or no alerts found."
# if not data["features"]:
# return "No active alerts for this state."
# alerts = [format_alert(feature) for feature in data["features"]]
# return "\n---\n".join(alerts)
# @mcp.tool()
# async def get_forecast(latitude: float, longitude: float) -> str:
# """Get weather forecast for a location.
# Args:
# latitude: Latitude of the location
# longitude: Longitude of the location
# """
# # First get the forecast grid endpoint
# points_url = f"{NWS_API_BASE}/points/{latitude},{longitude}"
# points_data = await make_nws_request(points_url)
# if not points_data:
# return "Unable to fetch forecast data for this location."
# # Get the forecast URL from the points response
# forecast_url = points_data["properties"]["forecast"]
# forecast_data = await make_nws_request(forecast_url)
# if not forecast_data:
# return "Unable to fetch detailed forecast."
# # Format the periods into a readable forecast
# periods = forecast_data["properties"]["periods"]
# forecasts = []
# for period in periods[:5]: # Only show next 5 periods
# forecast = f"""
# {period['name']}:
# Temperature: {period['temperature']}°{period['temperatureUnit']}
# Wind: {period['windSpeed']} {period['windDirection']}
# Forecast: {period['detailedForecast']}
# """
# forecasts.append(forecast)
# return "\n---\n".join(forecasts)
# if __name__ == "__main__":
# # Initialize and run the server
# print("Starting server...")
# mcp.run(transport='stdio')