过滤字典中的嵌套数据

def filter_nested_dict(data, condition):
    result = {}
    for key, value in data.items():
        if isinstance(value, dict):
            filtered_value = filter_nested_dict(value, condition)
            if filtered_value:
                result[key] = filtered_value
        elif condition(key, value):
            result[key] = value
    return result

def condition(key, value):
    return len(key) >= 5 and isinstance(value, str)

data = {
    'name': 'Alice',
    'age': 30,
    'address': {
        'city': 'New York',
        'country': 'USA',
        'postal_code': '10001'
    },
    'interests': ['music', 'reading', 'traveling']
}

filtered_data = filter_nested_dict(data, condition)
print(filtered_data)

{
    'address': {
        'postal_code': '10001'
    }
}