exercise_12.py

#This program accepts a sequence of average daily temps and computes
#the running total of cooling and heating degree days

def main():
    fname = input("Enter filename: ")
    infile = open(fname, "r")

    coolDeg = 0
    heatDeg = 0
    avgTemp = 1

    while avgTemp != None:
        #Accept input in degrees
        for avgTemp in infile.readlines():
            print(avgTemp)
            try:
                avgTemp = int(avgTemp[0:-1])

                if avgTemp < 60:
                    coolDeg = coolDeg + abs((avgTemp - 60))
                elif avgTemp > 80:
                    heatDeg = heatDeg + (avgTemp - 80)
                else:
                    avgTemp = avgTemp
            except ValueError:
                if avgTemp[0:-1] == '':
                    break
                else:
                    return False
            finally:
                infile.close()
        break
    print("The cooling degree-day is {0} and the heating degree-day is {1}.".format(coolDeg, heatDeg))


main()