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guanjihuan
2022-03-16 19:37:32 +08:00
parent 3f91ca3bdd
commit 27cafcd10c
9 changed files with 111 additions and 0 deletions
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language_learning/2022.03.16_frequently_used_python_package/copy_example.py Normal file
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import copy
import numpy as np
array_1 = [1, 2, 3]
array_2 = array_1
array_1[0] = 100
print('array_1=', array_1)
print('array_2=', array_2, '\n')
array_1 = np.array([1, 2, 3])
array_2 = array_1
array_1[0] = 100
print('array_1=', array_1)
print('array_2=', array_2, '\n')
array_1 = [1, 2, 3]
array_2 = copy.deepcopy(array_1)
array_1[0] = 100
print('array_1=', array_1)
print('array_2=', array_2, '\n')
array_1 = np.array([1, 2, 3])
array_2 = copy.deepcopy(array_1)
array_1[0] = 100
print('array_1=', array_1)
print('array_2=', array_2)