[python] Deepcopy a list (array)

import copy
A = [[10, 60], [50, 'Hi'], ['Hello', 5, 80]]
B = copy.deepcopy(A)
A[2][0] = 'World'
A[0][1] = 10
print('List A is : % s' % (A))
print('List B is : % s' % (B))