Exception "ConnectionResetError(104, 'Connection reset by peer')" should be caught in nabservice.py:48

[nabaztag2018]

On certain occasion, when restarting nabd, this exception can occur.

==> /var/log/nabweatherd.log <==
2022-06-12 11:55:40,589 [ERROR] nabweatherd: Task exception was never retrieved
future: <Task finished coro=<NabService.client_loop() done, defined at /home/pi/pynab/nabcommon/nabservice.py:48> exception=ConnectionResetError(104, 'Connection reset by peer')>
Traceback (most recent call last):
File "/home/pi/pynab/nabcommon/nabservice.py", line 77, in client_loop
line = await self.reader.readline()
File "/usr/lib/python3.7/asyncio/streams.py", line 496, in readline
line = await self.readuntil(sep)
File "/usr/lib/python3.7/asyncio/streams.py", line 588, in readuntil
await self._wait_for_data('readuntil')
File "/usr/lib/python3.7/asyncio/streams.py", line 473, in _wait_for_data
await self._waiter
File "/usr/lib/python3.7/asyncio/selector_events.py", line 801, in _read_ready__data_received
data = self._sock.recv(self.max_size)
ConnectionResetError: [Errno 104] Connection reset by peer

==> /var/log/nabtaichid.log <==
2022-06-12 11:55:40,638 [ERROR] nabtaichid: Task exception was never retrieved
future: <Task finished coro=<NabService.client_loop() done, defined at /home/pi/pynab/nabcommon/nabservice.py:48> exception=ConnectionResetError(104, 'Connection reset by peer')>
Traceback (most recent call last):
File "/home/pi/pynab/nabcommon/nabservice.py", line 77, in client_loop
line = await self.reader.readline()
File "/usr/lib/python3.7/asyncio/streams.py", line 496, in readline
line = await self.readuntil(sep)
File "/usr/lib/python3.7/asyncio/streams.py", line 588, in readuntil
await self._wait_for_data('readuntil')
File "/usr/lib/python3.7/asyncio/streams.py", line 473, in _wait_for_data
await self._waiter
File "/usr/lib/python3.7/asyncio/selector_events.py", line 801, in _read_ready__data_received
data = self._sock.recv(self.max_size)
ConnectionResetError: [Errno 104] Connection reset by peer
2022-06-12 11:56:03,763 [INFO] nabtaichid: started with log level INFO

[pguyot]

This makes sense. If nabd is restarted, services get disconnected.