def old_calculate_value(data_list, divisors_list):
    temp = []
    for datum in data_list:
        for divisor in divisors_list:
            temp.append(datum / divisor)
    return temp

def calculate_value(data_list, divisors_list):
    return [datum/divisor for datum in data_list for divisor in divisor_list]

data_list = [1, 2, 3, 4, 5]
divisor_list = [20, 21, 22]

print(calculate_value(data_list,divisor_list) == old_calculate_value(data_list, divisor_list))
print(calculate_value(data_list,divisor_list))
print(old_calculate_value(data_list,divisor_list))
