Sets self.base_prompt: used as delimiter for stripping of trailing prompt in output.

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(CoriantSSH, self).set_base_prompt(
            pri_prompt_terminator=pri_prompt_terminator,
            alt_prompt_terminator=alt_prompt_terminator,
            delay_factor=delay_factor,
        )
        return self.base_prompt