old_contents: import time
  
  from netmiko.base_connection import BaseConnection
  
  
  class NetscalerSSH(BaseConnection):
      """ Netscaler SSH class. """
  
      def session_preparation(self):
          """Prepare the session after the connection has been established."""
  
          # 0 will defer to the global delay factor
          delay_factor = self.select_delay_factor(delay_factor=0)
          self._test_channel_read()
          self.set_base_prompt()
          self.disable_paging(command="\nset cli mode -page OFF\n")
          time.sleep(1 * delay_factor)
          self.set_base_prompt()
          time.sleep(.3 * self.global_delay_factor)
          self.clear_buffer()
  
      def send_config_set(self, config_commands=None, exit_config_mode=True, **kwargs):
          """ Nothing to exit"""
          return super(NetscalerSSH, self).send_config_set(config_commands=config_commands,
                                                           exit_config_mode=False, **kwargs)
  
      def strip_prompt(self, a_string):
          """ Strip 'Done' from command output """
          output = super(NetscalerSSH, self).strip_prompt(a_string)
          lines = output.split('\n')
          if "Done" in lines[-1]:
              return '\n'.join(lines[:-1])
          else:
              return output
  
new_contents: import time
  
  from netmiko.base_connection import BaseConnection
  
  
  class NetscalerSSH(BaseConnection):
      """ Netscaler SSH class. """
  
      def session_preparation(self):
          """Prepare the session after the connection has been established."""
  
          # 0 will defer to the global delay factor
          delay_factor = self.select_delay_factor(delay_factor=0)
          self._test_channel_read()
          self.set_base_prompt()
          cmd = "{}set cli mode -page OFF{}".format(self.RETURN, self.RETURN)
          self.disable_paging(command=cmd)
          time.sleep(1 * delay_factor)
          self.set_base_prompt()
          time.sleep(.3 * delay_factor)
          self.clear_buffer()
  
      def send_config_set(self, config_commands=None, exit_config_mode=True, **kwargs):
          """Nothing to exit"""
          return super(NetscalerSSH, self).send_config_set(config_commands=config_commands,
                                                           exit_config_mode=False, **kwargs)
  
      def strip_prompt(self, a_string):
          """ Strip 'Done' from command output """
          output = super(NetscalerSSH, self).strip_prompt(a_string)
          lines = output.split(self.RESPONSE_RETURN)
          if "Done" in lines[-1]:
              return 'self.RESPONSE_RETURN'.join(lines[:-1])
          else:
              return output
  
subject: Make return character an attribute