f_para = open(paras_file)
f_ques = open(ques_file)
f_ans = open(answer_file)
f_vocab = open(vocab_file)
para_list = []
ques_list = []
ans_list = []
vocab_list = []
for ele in f_para:
para_list.append(list(map(int, ele.strip().split())))
for ele in f_ques:
ques_list.append(list(map(int, ele.strip().split())))
for ele in f_ans:
ans_list.append(list(map(int, ele.strip().split())))
for ele in f_vocab:
vocab_list.append(ele.strip().split())
data_train = []