在给定输入中查找python中的最大和最小数字

def find_max_min(numbers):
    if not numbers:
        return None, None
    
    max_num = min_num = numbers[0]
    
    for num in numbers:
        if num > max_num:
            max_num = num
        if num < min_num:
            min_num = num
            
    return max_num, min_num

# 示例输入
input_numbers = [3, 5, 1, 8, -2, 7]
max_number, min_number = find_max_min(input_numbers)

print(f"最大数字是: {max_number}")
print(f"最小数字是: {min_number}")

def find_max_min(numbers):
    if not numbers:
        return None, None
    
    max_num = min_num = None
    
    for num in numbers:
        if not isinstance(num, (int, float)):
            continue
        if max_num is None or num > max_num:
            max_num = num
        if min_num is None or num < min_num:
            min_num = num
            
    return max_num, min_num