code: def remove_peer(self, peer):
          
          if type(peer) == list:
              for x in peer:
                  check_url(x)
                  for i in self.PEERS:
                      if x in i:
                          self.PEERS.remove(i)
          elif type(peer) == str:
              check_url(peer)
              for i in self.PEERS:
                  if peer == i:
                      self.PEERS.remove(i)
          else:
              raise ValueError('peer paramater did not pass url validation')
docs: remove one or multiple peers from PEERS variable
  
          :param peer(list or string):