def create_file_name(param):
    number = 0
    file_name = "%s-%s-%s-%s-%d.csv" % (param, time.strftime("%m"), time.strftime("%d"), time.strftime("%y"), number)
    while True:
        if os.path.isfile(file_name):
            number += 1
            return number
        else:
            break
    file_name = "%s-%s-%s-%s-%d.csv" % (param, time.strftime("%m"), time.strftime("%d"), time.strftime("%y"), number)
    with open(file_name, 'w') as f:
        writer = csv.writer(f)
        writer.writerow(('Time', 'Temperature (Celsius)', 'Temperature (Kelvin)'))
    return file_name