steve@steve-HP-EliteBook-820-G4:~/.local/bin$ ./kasa discover
Discovering devices on 255.255.255.255 for 3 seconds
ERROR:asyncio:Task exception was never retrieved
future: <Task finished name='Task-3' coro=<discover.<locals>.print_discovered() done, defined at /home/steve/.local/lib/python3.8/site-packages/kasa/cli.py:430> exception=SmartDeviceException("Unable to query the device: 192.168.0.1: Failed to send bytes into the underlying connection Connection<ConnectionKey(host='192.168.0.1', port=80, is_ssl=False, ssl=True, proxy=None, proxy_auth=None, proxy_headers_hash=None)>", ClientConnectionError("Failed to send bytes into the underlying connection Connection<ConnectionKey(host='192.168.0.1', port=80, is_ssl=False, ssl=True, proxy=None, proxy_auth=None, proxy_headers_hash=None)>"))>
Traceback (most recent call last):
  File "/home/steve/.local/lib/python3.8/site-packages/aiohttp/client_reqrep.py", line 637, in write_bytes
    await self.body.write(writer)
  File "/home/steve/.local/lib/python3.8/site-packages/aiohttp/payload.py", line 442, in write
    chunk = await self._iter.__anext__()
  File "/home/steve/.local/lib/python3.8/site-packages/kasa/aestransport.py", line 239, in _generate_key_pair_payload
    self._key_pair = KeyPair.create_key_pair()
  File "/home/steve/.local/lib/python3.8/site-packages/kasa/aestransport.py", line 394, in create_key_pair
    private_key = rsa.generate_private_key(public_exponent=65537, key_size=key_size)
TypeError: generate_private_key() missing 1 required positional argument: 'backend'