input: 
  def generate_random_string() -> str:
      """ Generate a random string of length 6 consisting of lowercase letters.
      >>> generate_random_string()
      'abcxyz'  # Note: The actual string will be randomly generated and may differ.
      """
  
output:     import random
      import string
      
      return ''.join(random.choices(string.ascii_lowercase, k=6))