Python2017/labs05/task00.py

#!/usr/bin/env python2
# -*- coding: utf-8 -*-

def suma(liczby):
    assert len(liczby) > 0
    return reduce(lambda a, b: a+b, liczby)

def main():
    print(suma([1, 2, 3, 4]))

if __name__ == "__main__":
    main()