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import matplotlib.pyplot as plt

from sklearn.datasets import make_blobs

blobs=make_blobs(n_samples=200,random_state=1,centers=4)

X_blobs=blobs[0]

plt.scatter(X_blobs[:,0],X_blobs[:,1])
plt.show

from sklearn.cluster import KMeans

kmeans=KMeans(n_clusters=4)

kmeans.fit(X_blobs)

 

画图程序