计算以逗号分隔的每个值的和

def calculate_sum(input_string):
    values = input_string.split(",")
    total_sum = 0

    for value in values:
        try:
            num = float(value)
            total_sum += num
        except ValueError:
            # 如果值无法转换为数字类型，则忽略该值
            continue

    return total_sum