async def METHOD_NAME(self):
    python = self.dir / 'venv' / 'bin' / 'python'
    port = _scan_free_port()
    logger.info(str(python))
    self.process = await asyncio.create_subprocess_exec(
        str(python), '-m', 'uvicorn',
        '--port', str(port),
        '--app-dir', str(self.dir),
        '--reload',
        f'app:main',
        env=dict(H2O_WAVE_APP_ADDRESS=f'http://{_localhost}:{port}')
    )