MRJob in Python

In this assignment, you are going to compute the best three stocks listed in the Dow Jones index based on the first two quarters in 2011. The data look like the following where the columns are quarter, stock_label, date, opening_price, day_high, day_low, closing_price, and traded_volume. The stock performance should be based on the closing price. The percentage of gain is computed as price-at-the-last-date - price-at-the-first-date/price-at-the-first-date * 100 To test the code, name your program Statistics.py and run the following command NestedGreaterGreater python Statistics.py dow_jones_index.csv > output.txt The expected results should look like the following where the columns are stock_label, percentage_of_gain, and average_traded_volume ('IBM', '11.59%', '24739184.44') ('KRFT', '10.93%', '44816171.24') ('MCD', '10.04%', '32151700.28') In this assignment, you may need more than just one mapper and reducer