Decomposing tuples in function arguments

Question

In python I can do this:

def f((a, b)):
    return a + b

d = (1, 2)
f(d)

Here the passed in tuple i

Answer 1

object RandomExperiments extends App{
  def takeTuple(t:(Int,Int))=print (s"$t ${t._1}\n")
  takeTuple(1,3)
  takeTuple((1,3))
  takeTuple(((1,3)))

}

prints:

(1,3) 1
(1,3) 1
(1,3) 1