code: def from_short_lines_text(self, text: str):
          
          Metre.from_short_lines_text(self, text)
          lines = [line for line in text.split("\n") if line]
          self.short_lines = [ShortLine(lines[0]), ShortLine(lines[1]), LongLine(lines[2]), ShortLine(lines[3]),
                              ShortLine(lines[4]), LongLine(lines[5])]
          self.long_lines = [self.short_lines[0:2], [self.short_lines[2]], self.short_lines[3:5], [self.short_lines[5]]]
docs: Famous example from Hávamál 77
          >>> text = "Deyr fé,\\ndeyja frændr,\\ndeyr sjalfr it sama,\\nek veit einn,\\nat aldrei deyr:\\ndómr um dauðan hvern."
          >>> lj = Ljoodhhaattr()
          >>> lj.from_short_lines_text(text)
          >>> [sl.text for sl in lj.short_lines]
          ['Deyr fé,', 'deyja frændr,', 'deyr sjalfr it sama,', 'ek veit einn,', 'at aldrei deyr:', 'dómr um dauðan hvern.']
          >>> [[sl.text for sl in long_line] for long_line in lj.long_lines]
          [['Deyr fé,', 'deyja frændr,'], ['deyr sjalfr it sama,'], ['ek veit einn,', 'at aldrei deyr:'], ['dómr um dauðan hvern.']]
  
          :param text:
          :return: