data_file = open("data.txt", 'r')



busStats = []

data_string = data_file.readlines()

for i in range(0, len(data_string)):
    line = data_string[i]
    line = line.replace("\n", "")
    data_set = line.split(',')
    times = []
    for item in data_set:
        times.append(int(item))
    busStats.append(times)