code: def send_result(self, additional_dict):
          '''
          Send a result to the RPC client
  
          :param additional_dict: the dictionary with the response
          '''
          self.send_response(200)
          self.send_header("Content-type", "application/json")
          response = {
              'jsonrpc': self.req_rpc_version,
              'id': self.req_id,
          }
          response.update(additional_dict)
          jresponse = json.dumps(response)
          self.send_header("Content-length", len(jresponse))
          self.end_headers()
          self.wfile.write(jresponse.encode()f send_result(self, additional_dict):
          '''
          Send a result to the RPC client
  
          :param additional_dict: the dictionary with the response
          '''
          self.send_response(200)
          self.send_header("Content-type", "application/json")
          response = {
              'jsonrpc': self.req_rpc_version,
              'id': self.req_id,
          }
          response.update(additional_dict)
          jresponse = json.dumps(response)
          self.send_header("Content-length", len(jresponse))
          self.end_headers()
          self.wfile.write(jresponse.encode())
docs: Send a result to the RPC client
  
          :param additional_dict: the dictionary with the response