lambda python

1add = lambda a, b : a + b
2add(3,6) ## 9

1nums = [1, 2, 3, 4, 5]
2
3
4print(list(map(lambda n:n*n, nums)))
5#lambda n : n in this case is the passed value

1even = lambda a: True if a % 2 == 0 else False
2even(6) ## True
3even(9) ## False

1>>> full_name = lambda first, last: f'Full name: {first.title()} {last.title()}'
2>>> full_name('guido', 'van rossum')
3'Full name: Guido Van Rossum'
4

1def sumn(n):
2  return lambda a: a + n
3sum5 = sumn(5)
4sum5(3) ## 8

1>>> def make_incrementor(n):
2...     return lambda x: x + n
3...
4>>> f = make_incrementor(42)
5>>> f(0)
642
7>>> f(1)
843
9