猴子吃香蕉

import banana
 
class Monkey:
    # Bananas the monkey can eat.
    capacity = 10
    def eat(self, n):
        """Make the monkey eat n bananas!"""
        self.capacity -= n * banana.size
 
    def feeding_frenzy(self):
        self.eat(9.25)
        return "Yum yum"