import numpy as np
i2=np.eye(6)
np.savetxt("eye.txt",i2)
i2
f=open('data.csv','r')
c,v=np.loadtxt(f,delimiter=',',usecols=(3,4),unpack=True)
c,v
np.savetxt(),np.loadtxt()
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转载自blog.csdn.net/qq_42052864/article/details/81591511
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