code: def server_hostname(self):
          
          result = c_char_p(
              self.lib.iperf_get_test_server_hostname(self._test)
          ).value
          if result:
              self._server_hostname = result.decode('utf-8')
          else:
              self._server_hostname = None
          return self._server_hostname
docs: The server hostname to connect to.
  
          Accepts DNS entries or IP addresses.
  
          :rtype: string