[英]Write multiple NumPy arrays into CSV file in separate columns?
How to write multiple numpy arrays into one csv file in multiple columns? 如何将多个numpy数组写入多个列中的一个csv文件?
import numpy
import csv
arrA = numpy.array(file.root.a)
arrB = numpy.array(file.root.b)
arrC = numpy.array(file.root.c)
for i in range (480):
for j in range (640):
(write arrA[i,j] into column1,write arrB[i,j] into column2,write arrC[i,j] into column3)
Thanks a lot! 非常感谢!
I think this should do what you want: 我认为这应该做你想要的:
output = np.column_stack((arrA.flatten(),arrB.flatten(),arrC.flatten()))
np.savetxt('output.dat',output,delimiter=',')
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