dreame-hello.py

import binascii
import codecs

from miio.discovery import Discovery
from miio.miioprotocol import MiIOProtocol

if __name__ == "__main__":
    reply = MiIOProtocol.discover("192.168.5.1", timeout=60)
    token = codecs.encode(reply.checksum, "hex")
    device_id = binascii.hexlify(reply.header.value.device_id).decode()
    print(f"{device_id=}")
    print(f"{token=}")

shell.nix

with (import <nixpkgs> { });

let
  py = python3.withPackages (ps: with ps; [
    python-miio
  ]);
in
mkShell {
  packages = [
    py
    iw
    tcpdump
    bridge-utils
  ];
}