python函数运用

将歌词词代码中的重复部分抽象成一个函数，并在主程序中调用该函数，已使得源代码显得更简洁些

def prt():
    print("I want nobody nobody but you")
prt()
prt()
print("How can I be with another")
print("I don't want any other")
prt()
prt()
prt()