for循环去除字典内元素，一直int str报错

Question

用 for 循环去除字典 fruit _ price ={"苹果":8.5,"橘
子":5.8,"香蕉":4.9,"榴莲":30,"菠萝":5.2｝中价格大于
10的元素，得到新的字典 new _ fruit _ price 。

Answer 1

fruit_price ={"苹果":8.5,"橘子":5.8,"香蕉":4.9,"榴莲":30,"菠萝":5.2}
new_fruit_price=fruit_price.copy() #先得到一个copy

for k,v in fruit_price.items():    
    if v > 10 :
        del new_fruit_price[k] #把不要的删掉
 
print(new_fruit_price)