pig_latin.py

import re
suffix = "ay"

def translate_word(word):
    word = re.sub("[^a-zA-Z]+", "", word)
    new_word = word[1:] + word[0] + suffix

    if word[0] == word[0].upper():
        if word[1:] == word[1:].lower():
            return new_word[0].upper() + new_word[1:]
        elif word[1:] == word[1:].upper():
            return new_word.upper()
    return new_word

print("Translate a sentance into pig latin.")
input = input("Enter a sentence: ")
words = input.split(" ")

new_sentence = ""
for word in words:
    new_sentence += translate_word(word) + " "

print("Result: " + new_sentence)