python sklearn笔记 显示sample的图片

# coding=utf-8from pylab import *from sklearn import datasets, svm, metricsdigits = datasets.load_digits()images_and_labels = list(zip(digits.images, digits.target))gray()for i, (image, label) in enumerate(images_and_labels[:10]):    subplot(2, 5, i+1)    imshow(images_and_labels[i][0], cmap=plt.cm.gray_r, interpolation='nearest')    title(images_and_labels[i][1])show()