Lambda inside lambda

Question

Just for curiosity. Discovered Lambdas a few days ago. I was jus wondering if something like that can be done:

(Tried on the interpret but none of my tries seemed to

Answer 1

You can use an inner lambda to return another function, based on the outer parameters:

mul = lambda x: (lambda y: y * x)
times4 = mul(4)
print times4(2)