print "Welcome to the English to Pig Latin translator!"
original = raw_input ("please, type a word")
if len ('original') > 0 and original.isalpha():
print original
else:
print "empty"
我要做的只是确保用户输入的字符超过 0 个并确保都是字母,但是当我写一个数字时,它会打印数字,而不是“空”