code: def is_fornyrdhislag(text: str):
          
          lines = [line for line in text.split("\n") if line]
          return len(lines) == 8
docs: Basic check, only the number of lines matters: 8 for fornyrðislag.
  
          >>> text1 = "Hljóðs bið ek allar\\nhelgar kindir,\\nmeiri ok minni\\nmögu Heimdallar;\\nviltu at ek, Valföðr,\\nvel fyr telja\\nforn spjöll fira,\\nþau er fremst of man."
          >>> text2 = "Deyr fé,\\ndeyja frændr,\\ndeyr sjalfr it sama,\\nek veit einn,\\nat aldrei deyr:\\ndómr um dauðan hvern."
          >>> MetreManager.is_fornyrdhislag(text1)
          True
          >>> MetreManager.is_fornyrdhislag(text2)
          False
  
          :param text:
          :return: