def extract_arguments(fh):
    datasets = []
    while True:
        line = fh.readline().strip()
        if line == '0000':
            break
        datasets.append(int(line))
    return datasets

# if __name__ == "__main__":
#     input_path = sys.argv[1]
#     with open(input_path, 'r') as fh: 
#     inputs = extract_arguments(fh)
#     f(inputs)