code: def Disconnect(self, reason=None, isDead=True):
          
          self.disconnecting = True
          self.expect_verack_next = False
          if reason:
              logger.debug(f"Disconnecting with reason: {reason}")
          self.stop_block_loop()
          self.stop_header_loop()
          self.stop_peerinfo_loop()
          if isDead:
              self.leader.AddDeadAddress(self.address, reason=f"{self.prefix} Forced disconnect by us")
  
          self.leader.forced_disconnect_by_us += 1
  
          self.disconnect_deferred = defer.Deferred()
          self.disconnect_deferred.debug = True
          # force disconnection without waiting on the other side
          # calling later to give func caller time to add callbacks to the deferred
          reactor.callLater(1, self.transport.abortConnection)
          return self.disconnect_deferred
docs: Close the connection with the remote node client.