Sum Numbers.py

"""
https://py.checkio.org/ru/mission/sum-numbers/

In a given text you need to sum the numbers.
Only separated numbers should be counted. If a number is part of a word it shouldn't be counted.
The text consists from numbers, spaces and english letters
Input: A string.
Output: An int.
"""


def sum_numbers(text: str) -> int:
    return sum(int(elem) for elem in text.split() if elem.isdigit())


if __name__ == '__main__':
    print("Example:")
    print(sum_numbers('hi'))

    # These "asserts" are used for self-checking and not for an auto-testing
    assert sum_numbers('hi') == 0
    assert sum_numbers('who is 1st here') == 0
    assert sum_numbers('my numbers is 2') == 2
    assert sum_numbers('This picture is an oil on canvas '
                       'painting by Danish artist Anna '
                       'Petersen between 1845 and 1910 year') == 3755
    assert sum_numbers('5 plus 6 is') == 11
    assert sum_numbers('') == 0
    print("Coding complete? Click 'Check' to earn cool rewards!")