最近一直在学coursera上面web intelligence and big data这门课,上周五印度老师布置了一个家庭作业,要求写一个mapreduce程序,用python来实现。 具体描述如下: Programming Assignment for HW3 Homework 3 (Programming Assignment A) Download data files bundled as a .zip file from hw3data.zip Each file in this archive contains entries that look like: jo