python mcp demo```bash pip instlal fastmcp uv mcp # server.p

pip instlal fastmcp uv mcp

# server.py
from mcp.server.fastmcp import FastMCP

mcp = FastMCP("Demo Server")

@mcp.tool()
def add(a: int, b: int) -> int:
    return a + b

@mcp.resource("greeting://{name}")
def get_greeting(name: str) -> str:
    return f"Hello, {name}!"

if __name__ == "__main__":
    mcp.run()


$ python server.py
$ mcp dev server.py

# web http://ip:6274