code: def _receiveFromRemotes(self, quotaPerRemote) -> int:
          
  
          assert quotaPerRemote
          totalReceived = 0
          for ident, remote in self.remotesByKeys.items():
              if not remote.socket:
                  continue
              i = 0
              sock = remote.socket
              while i < quotaPerRemote:
                  try:
                      msg, = sock.recv_multipart(flags=zmq.NOBLOCK)
                      if not msg:
                          # Router probing sends empty message on connection
                          continue
                      i += 1
                      self._verifyAndAppend(msg, ident)
                  except zmq.Again:
                      break
              if i > 0:
                  logger.trace('{} got {} messages through remote {}'.
                               format(self, i, remote))
              totalReceived += i
          return totalReceived
docs: Receives messages from remotes
          :param quotaPerRemote: number of messages to receive from one remote
          :return: number of received messages