def chi():
print("大牛很能吃")
def he():
print("大牛一次喝一桶")
def shui():
print("大牛一次睡一年")
def play_1():
print("大牛不玩儿压缩了. 玩儿儿童节")
def sa():
print("大牛很能撒谎")
def la():
print("大牛喜欢拉二胡")
原文：https://www.cnblogs.com/work14/p/10187512.html