input: Write a function to sort a given list of words in alphabetical order and print the sorted list.
  def sort_words(words):
      words.sort()
      print(words)
  
  words = ['bubble', 'selection', 'quicksort', 'insertion']
  sort_words(words)
  
  assert sort_words(['bubble', 'selection', 'quicksort', 'insertion'])==None
  assert sort_words(['apple', 'banana', 'cherry'])==None
  assert sort_words(['zebra', 'ant', 'elephant'])==None
  
  ['bubble', 'insertion', 'quicksort', 'selection']
output: def sort_words(words):
      words.sort()
      print(words)