text: from netmiko.cisco_base_connection import CiscoSSHConnection
  
  
  class CoriantSSH(CiscoSSHConnection):
      def session_preparation(self):
          self._test_channel_read()
          self.set_base_prompt()
  
      def check_enable_mode(self, *args, **kwargs):
          raise AttributeError("Coriant devices do not support enable mode!")
  
      def enable(self, *args, **kwargs):
          raise AttributeError("Coriant devices do not support enable mode!")
  
      def exit_enable_mode(self, *args, **kwargs):
          raise AttributeError("Coriant devices do not support enable mode!")
  
      def check_config_mode(self):
          """Coriant devices do not have a config mode."""
          return False
  
      def config_mode(
          self, config_command: str = "", pattern: str = "", re_flags: int = 0
      ) -> str:
          """Coriant devices do not have a config mode."""
          return ""
  
      def exit_config_mode(self):
          """Coriant devices do not have a config mode."""
          return ""
  
      def set_base_prompt(
          self, pri_prompt_terminator=":", alt_prompt_terminator=">", delay_factor=2
      ):
          """Sets self.base_prompt: used as delimiter for stripping of trailing prompt in output."""
          super().set_base_prompt(
              pri_prompt_terminator=pri_prompt_terminator,
              alt_prompt_terminator=alt_prompt_terminator,
              delay_factor=delay_factor,
          )
          return self.base_prompt
  
      def save_config(self, *args, **kwargs):
          """Not Implemented"""
          raise NotImplementedError
  