content: from mcp.server.fastmcp import FastMCP
  
  mcp = FastMCP(name="Tool Example")
  
  
  @mcp.tool()
  def sum(a: int, b: int) -> int:
      """Add two numbers together."""
      return a + b
  
  
  @mcp.tool()
  def get_weather(city: str, unit: str = "celsius") -> str:
      """Get weather for a city."""
      # This would normally call a weather API
      return f"Weather in {city}: 22degrees{unit[0].upper()}"
  