zzstoatzz.io
for assorted things
1#!/usr/bin/env -S uv run --script --quiet
2# /// script
3# requires-python = ">=3.12"
4# dependencies = ["marvin@git+https://github.com/prefecthq/marvin.git"]
5# ///
6"""
7Make some change to my phillips hue network of lights via agent + MCP server.
8
9Usage:
10
11```bash
12./update-lights -m "turn on sahara in the living room and nightlight in the kitchen"
13```
14"""
15
16import marvin
17import argparse
18from pydantic_settings import BaseSettings, SettingsConfigDict
19from pydantic import Field
20from pydantic_ai.mcp import MCPServerStdio
21from pydantic_ai.models import KnownModelName
22
23
24class Settings(BaseSettings):
25 model_config = SettingsConfigDict(env_file=".env", extra="ignore")
26
27 hue_bridge_ip: str = Field(default=...)
28 hue_bridge_username: str = Field(default=...)
29
30 ai_model: KnownModelName = Field(default="gpt-4o")
31
32
33settings = Settings()
34
35hub_mcp = MCPServerStdio(
36 command="uvx",
37 args=[
38 "smart-home@git+https://github.com/jlowin/fastmcp.git#subdirectory=examples/smart_home"
39 ],
40 env={
41 "HUE_BRIDGE_IP": settings.hue_bridge_ip,
42 "HUE_BRIDGE_USERNAME": settings.hue_bridge_username,
43 },
44)
45
46
47if __name__ == "__main__":
48 parser = argparse.ArgumentParser(description="Send a command to the Marvin agent.")
49 parser.add_argument(
50 "--message",
51 "-m",
52 type=str,
53 default="turn off all the lights",
54 help="The message to send to the agent (defaults to 'turn off all the lights').",
55 )
56 args = parser.parse_args()
57
58 agent = marvin.Agent(
59 model=settings.ai_model,
60 mcp_servers=[hub_mcp],
61 )
62 agent.run(str(args.message))