function_as_argument.js

function add(a, b) {
  console.log(a + b);
}
function diff(a, b) {
  console.log(a - b);
}

function l(x, y) {
  x();
  y();
}

l(add.bind(null, 1, 2), diff.bind(null, 6, 2))

// prints
// 3
// 4

function_as_argument.py

def add(a, b):
    print a + b

def diff(a, b):
    print a - b

def l(x, y, args, args2):
    x(*args)
    y(*args2)

l(add, diff, [1, 2], [6, 2])

# prints
# 3
# 4