code: def atlasdb_remove_peer( peer_hostport, con=None, path=None, peer_table=None ):
      
      # remove from db
      with AtlasDBOpen(con=con, path=path) as dbcon:
  
          log.debug("Delete peer '%s'" % peer_hostport)
  
          sql = "DELETE FROM peers WHERE peer_hostport = ?;"
          args = (peer_hostport,)
  
          cur = dbcon.cursor()
          res = atlasdb_query_execute( cur, sql, args )
          dbcon.commit()
  
      # remove from the peer table as well
      with AtlasPeerTableLocked(peer_table) as ptbl:
  
          if ptbl.has_key(peer_hostport):
              if not atlas_peer_is_whitelisted( peer_hostport, peer_table=ptbl ) and not atlas_peer_is_blacklisted( peer_hostport, peer_table=ptbl ):
                  del ptbl[peer_hostport]
  
      return True
docs: Remove a peer from the peer db and (if given) peer table.