plot

fig = plt.figure()
subFig1 = fig.add_subplot(121)
subFig1.scatter(X[:,0],X[:,1],c=y,s=30,cmap=plt.cm.Paired)
subFig1.set_title("Scatter")
plt.xlabel('x1')
plt.ylabel('x2')
subFig1 = fig.add_subplot(122)
subFig1.scatter(X[:,0],X[:,1],c=y,s=30,cmap=plt.cm.Paired)
subFig1.set_title("Scatter")
plt.xlabel('x1')
plt.ylabel('x3')
fig.show()