code: def broadcast(self, event):
          
          try:
              if event.broadcasttype == "users":
                  if len(self._users) > 0:
                      self.log("Broadcasting to all users:",
                               event.content, lvl=network)
                      for useruuid in self._users.keys():
                          self.fireEvent(
                              send(useruuid, event.content, sendtype="user"))
                          # else:
                          #    self.log("Not broadcasting, no users connected.",
                          #            lvl=debug)
  
              elif event.broadcasttype == "clients":
                  if len(self._clients) > 0:
                      self.log("Broadcasting to all clients: ",
                               event.content, lvl=network)
                      for client in self._clients.values():
                          self.fireEvent(write(client.sock, event.content),
                                         "wsserver")
                          # else:
                          #    self.log("Not broadcasting, no clients
                          # connected.",
                          #            lvl=debug)
              elif event.broadcasttype == "socks":
                  if len(self._sockets) > 0:
                      self.log("Emergency?! Broadcasting to all sockets: ",
                               event.content)
                      for sock in self._sockets:
                          self.fireEvent(write(sock, event.content), "wsserver")
                          # else:
                          #    self.log("Not broadcasting, no sockets
                          # connected.",
                          #            lvl=debug)
  
          except Exception as e:
              self.log("Error during broadcast: ", e, type(e), lvl=critical)
docs: Broadcasts an event either to all users or clients, depending on
          event flag