docs: def compare_profiles(profile1, profile2):
  
      """
          Given two profiles, determine the ratio of similarity, i.e.
          the hamming distance between the strings.
  
          Args:
              profile1/2 (str): profile string
          Returns:
              similarity_ratio (float): the ratio of similiarity (0-1)
      """
  
      length = len(profile1)
  
      profile1 = np.array(list(profile1))
      profile2 = np.array(list(profile2))
  
      similarity_array = profile1 == profile2
  
      matches = np.sum(similarity_array)
  
      similarity_ratio = matches/length
  
      return similarity_ratio