message: Update vowel-spellchecker.py
diff: @@ -8,8 +8,9 @@ class Solution(object):
  :type queries: List[str]
  :rtype: List[str]
  """
  + vowels = set(['a', 'e', 'i', 'o', 'u'])
  def todev(word):
  - return "".join('*' if c.lower() in set(['a', 'e', 'i', 'o', 'u']) else c.lower()
  + return "".join('*' if c.lower() in vowels else c.lower()
  for c in word)
  words = set(wordlist)
  