Download Dataset http://archive.ics.uci.edu/ml/datasets/Individual+household+electric+power+consumption?fbclid=IwAR0KIOboA9HvhpTlRRwPdW3XET5XScoBflWvRI1Xkt6ISQOvr27MIKCSX4k run python mapper.py < household_power_consumption.txt | python reducer.py > output.txt