1. 文件a.txt内容:每一行内容分别为商品名字,价钱,个数. apple 10 3 tesla 100000 1 mac 3000 2 lenovo 30000 3 chicken 10 3 通过代码,将其构建成这种数据类型:[{'name':'apple','price':10,'amount':3},{'name':'tesla','price':1000000,'amount':1}......] 并计算出总价钱. li = [] with open('a.txt', encoding…