lists=[[[1],[2]],[3]]*3
print(lists)
print()
s='i am string , and getting merged to lists '
print(s+str(lists)
[[[1], [2]], [3], [[1], [2]], [3], [[1], [2]], [3]]
i am string , and getting merged to lists [[[1], [2]], [3], [[1], [2]], [3], [[1], [2]], [3]]