piglatin.py

def pig(word):
  lower_word = original_word.lower()
    if lower_word[1] == "a" or lower_word[1] == "e" or lower_word[1] == "i" or lower_word[1] == "o" or lower_word[1] == "u":
        stem = lower_word[1:]
        first = lower_word[0]
        new_word = (stem + first+ "ay")
    else:
        stem2 = lower_word[2:]
        first2 = lower_word[0] + lower_word[1]
        new_word = (stem2 + first2 + "ay")
    return new_word

original_word = input("type a word:")
if not original_word.isalpha():
    print ("not a word")
    exit()
print(pig(original_word))