code: def delete_peer(self, peerAddr):
          
          if _debug: BTR._debug("delete_peer %r", peerAddr)
  
          # get the peer networks
          # networks = self.peers[peerAddr]
  
          ### send a control message upstream that these are no longer reachable
  
          # now delete the peer
          del self.peers[peerAddr]
docs: Delete a peer.