What is 'is' argument in Python

Question

plz explain 'is' argument in Python using example. also differentiate between us and ==

Answer 1

https://stackoverflow.com/questions/2987958/how-is-the-is-keyword-implemented-in-JUMP_LINK__&&__python__&&__JUMP_LINK

https://stackoverflow.com/questions/132988/is-there-a-difference-between-and-is-in-python

Answer 2

"is" means the same object
"==" means the same value

list1 = [1,2,3]
list2 = [1,2,3]

list2 == list1

but list2 is not list1

list3 = list1

list3 is list1
because list1 is not duplicated but refers to the same object

Answer 3

I want "is" explanation