Copy List
import copy
a = [1, 2, 3]
b = copy.copy(a)
b
[1, 2, 3]
b.append(4)
a
[1, 2, 3]
b
[1, 2, 3, 4]
# deep copy
c = copy.deepcopy(a)
c
[1, 2, 3]
More:
https://stackoverflow.com/questions/2612802/how-to-clone-or-copy-a-list
import copy
a = [1, 2, 3]
b = copy.copy(a)
b
[1, 2, 3]
b.append(4)
a
[1, 2, 3]
b
[1, 2, 3, 4]
# deep copy
c = copy.deepcopy(a)
c
[1, 2, 3]
More:
https://stackoverflow.com/questions/2612802/how-to-clone-or-copy-a-list