np.c_和np.r_
# demo import numpy as np a = np.array([1, 2, 3]) b = np.array([4, 5, 6]) c = np.c_[a,b]
print(np.r_[a,b])
print(c)
print(np.c_[b,c])结果
[1 2 3 4 5 6]
[[1 4]
[2 5]
[3 6]]
[[4 1 4]
[5...
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