写一段yaml文件并且给出对应的解析类
时间: 2023-07-16 07:13:44 浏览: 49
以下是一个简单的 YAML 文件示例:
```
name: John
age: 25
address:
street: 123 Main St
city: Anytown
state: CA
zip: 12345
```
对应的解析类可以是这样的:
```python
import yaml
class Person:
def __init__(self, name, age, address):
self.name = name
self.age = age
self.address = address
class Address:
def __init__(self, street, city, state, zip_code):
self.street = street
self.city = city
self.state = state
self.zip_code = zip_code
def parse_yaml(yaml_str):
data = yaml.safe_load(yaml_str)
address = Address(data['address']['street'], data['address']['city'], data['address']['state'], data['address']['zip'])
person = Person(data['name'], data['age'], address)
return person
```
这个解析类包括两个类:`Person` 和 `Address`,分别表示一个人和他的地址。`parse_yaml` 函数将 YAML 字符串解析为 `Person` 对象,并返回它。在解析过程中,我们使用 PyYAML 库来加载 YAML 数据,并使用它来创建 `Person` 和 `Address` 对象。