caylon/main.py

import pathlib
import subprocess
import asyncio
import os

HOME_DIR = str(pathlib.Path(os.getcwd()).parent.parent.resolve())
PARENT_DIR = str(pathlib.Path(__file__).parent.resolve())

class Plugin:
    backend_proc = None
    # Asyncio-compatible long-running code, executed in a task when the plugin is loaded
    async def _main(self):
        # startup
        self.backend_proc = subprocess.Popen([PARENT_DIR + "/bin/backend", "--config", ""])
        while True:
            await asyncio.sleep(1)