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

#text = [["aaa"], ["bbb"], ["this is another string"]]
#text = "aaa"
text = [["this is a string"], ["this is another string"]]

def char_sum(text):
    if isinstance(text, str):
        def form_ascii(text):
            print(sum(map(ord, text)))
        return form_ascii(text)
    elif isinstance(text, list):
        def ascii_list(text):
            loc = [sub_list[0] for sub_list in text]
            for i in loc:
                print(sum(map(ord, i)))
        return ascii_list(text)
    else:
        print("try harder")


char_sum(text)


def tests(f):
    inputs = [["this is a string"], ["this is another string"]]
    outputs = [1516, 2172]

    for input, output in zip(inputs, outputs):
        if f(*input) != output:
            return "ERROR: {}!={}".format(f(*input), output)
            break
    return "TESTS PASSED"

if __name__ == "__main__":
    print(tests(char_sum))