python - Python 中不需要的空间

Question

name = raw_input ("What's your name? ")
print "Hello",name, "!"

它返回以下内容:

What's your name? John
Hello John !

如何让 John 和 !没有出现？

顺便说一下，这是在 Python-2.7 中

Answer 1

使用 str.format() method :

print "Hello {0}!".format(name)

This method of string formatting is the new standard in Python 3, and should be preferred to the % formatting [...] in new code.