1.从make_blobs中抽取出500个数据并使用散点图进行观察。 import matplotlib.pyplot as plt from sklearn.datasets import make_blobs data = make_blobs(n_samples=500, centers=5, random_state=8) X, y = data plt.scatter(X[:, 0], X[:, 1], c=y, cmap=plt.cm.spring, edgecolors='k')