text: # this program eliminates vowels
  # from a given string
  
  def is_vowel(l):
      return l.lower() in { 'a', 'e', 'i', 'o', 'u' }
  
  def remove_vowels(msg):
      res = ''
  
      for letter in msg:
          if not is_vowel(letter):
              res += letter 
  
      return res
  
  print(remove_vowels('Oat'))
  
  