code: def settle_timeout(self) -> int:
          
  
          # There is no way to get the settle timeout after the channel has been closed as
          # we're saving gas. Therefore get the ChannelOpened event and get the timeout there.
          filter_args = get_filter_args_for_specific_event_from_channel(
              token_network_address=self.token_network.address,
              channel_identifier=self.channel_identifier,
              event_name=ChannelEvent.OPENED,
              contract_manager=self.contract_manager,
          )
  
          events = self.token_network.proxy.contract.web3.eth.getLogs(filter_args)
          assert len(events) > 0, 'No matching ChannelOpen event found.'
  
          # we want the latest event here, there might have been multiple channels
          event = decode_event(
              self.contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
              events[-1],
          )
          return event['args']['settle_timeout']
docs: Returns the channels settle_timeout.