List unhashable, but tuple hashable?

Question

In How to hash lists? I was told that I should convert to a tuple first, e.g. [1,2,3,4,5] to (1,2,3,4,5).

So the first cannot be hashed, bu

Answer 1

Not every tuple is hashable.For example tuple contains list as an element.

x = (1,[2,3])
print(type(x))
print(hash(x))