code: def t_escaped_LINE_FEED_CHAR(self, t):
          r'\x6E'  # 'n'
          t.lexer.pop_state()
          t.value = unichr(0x000a)
          return f t_escaped_LINE_FEED_CHAR(self, t):
          r'\x6E'  # 'n'
          t.lexer.pop_state()
          t.value = unichr(0x000a)
          return t
docs: r'\x6E