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

def set_base_prompt(self, pri_prompt_terminator=u'$', alt_prompt_terminator=u'#', delay_factor=1):

    prompt = super(VyOSSSH, self).set_base_prompt(pri_prompt_terminator=pri_prompt_terminator, alt_prompt_terminator=alt_prompt_terminator, delay_factor=delay_factor)
    self.base_prompt = prompt[:(-2)].strip()
    return self.base_prompt
