导入文件/列表转换字符串/字符转化ascii码/独热编码/numpy存储npy

导出独热编码后的测试标签

import numpy as np
from keras.utils import np_utils

# 导入测试标签
y_label = []
with open('label.txt', 'r') as label_file:
    y_label = label_file.read().split()
print(y_label)
    
y_label_new = ''.join(y_label)
print(y_label_new)

y_label_new_new = np.zeros((len(y_label_new), ))
for i in range(len(y_label_new)):
    y_label_new_new[i] = ord(y_label_new[i]) - 65
print(y_label_new_new)

y_test_oh = np_utils.to_categorical(y_label_new_new, 3)

np.save('y_test.npy', y_test_oh)