def computeBinarySum(s):
    """Compute a sum of binary numbers from a string expression

    Args:
    
        s (str): string representing a sum of binary numbers,
            e.g. '101+1+10011'

    Returns: 

        int: the sum of the binary numbers in s

    """
    nums = [int(x, 2) for x in s.split("+")]
    return sum(nums)