SyntaxError: invalid syntax in ensure_future = asyncio.async
ERROR in syntax of background_runner.py:
File "background_runner.py", line 26, in from aiohttp import ClientSession, TCPConnector File "/usr/local/lib/python3.8/dist-packages/aiohttp/init.py", line 6, in from .client import * # noqa File "/usr/local/lib/python3.8/dist-packages/aiohttp/client.py", line 15, in from . import connector as connector_mod File "/usr/local/lib/python3.8/dist-packages/aiohttp/connector.py", line 12, in from . import hdrs, helpers File "/usr/local/lib/python3.8/dist-packages/aiohttp/helpers.py", line 33 ensure_future = asyncio.async ^ SyntaxError: invalid syntax