22 lines
389 B
Python
22 lines
389 B
Python
import numpy as np
|
|
# reshape
|
|
b1 = np.arange(15)
|
|
# b1 = [ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14]
|
|
b2 = b1.reshape((3,5))
|
|
b2 = b2.reshape(1,-1)
|
|
b3 = b1[::-1].reshape(1,-1)
|
|
# b2 = [[ 0 1 2 3 4]
|
|
# [ 5 6 7 8 9]
|
|
# [10 11 12 13 14]]
|
|
print(b1.shape,b2.shape,b3.shape)
|
|
b4 = np.concatenate([b2, b3])
|
|
print(f"b4 = {b4} \n ")
|
|
|
|
b5 = np.vstack([b2, b3])
|
|
print(f"b5 = {b5} \n ")
|
|
|
|
|
|
|
|
|
|
|