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58 lines
1.3 KiB
Python
58 lines
1.3 KiB
Python
from dataclasses import dataclass
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# 最内层：人
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@dataclass
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class Person:
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name: str
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age: int
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job: str
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# 城市：里面包含 Person 对象
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@dataclass
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class City:
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city_name: str
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people: Person # 成员是 Person 对象
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# 省份：里面包含城市列表
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@dataclass
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class Province:
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province_name: str
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city_list: list[City]
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# 最外层顶级对象 Country，对标 LLM 的 res 返回对象
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@dataclass
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class Country:
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country_name: str
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province_list: list[Province]
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# 先造最内层的人
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p = Person(name="张三", age=20, job="程序员")
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# 造城市，把人塞进去
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hz = City(city_name="杭州市", people=p)
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# 造省份，把城市放进列表
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zj = Province(province_name="浙江省", city_list=[hz])
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# 顶级大对象：整个中国，对标 res
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china = Country(
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country_name="中国",
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province_list=[zj]
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)
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# 直接打印顶级对象 dataclass 友好一点，但依然不能直接拿内层数据
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print(china)
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# 逐层拆解，和 LLM 取值一一对应
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# 1.取省份列表
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provinces = china.province_list
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# 2.取第0个省份
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zhejiang = provinces[0]
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# 3.取该省第0个城市
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hangzhou = zhejiang.city_list[0]
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# 4.拿到人对象，取 name
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person_name = hangzhou.people.name
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print(person_name) # 张三
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print(hangzhou.people.age) # 20
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result = china.province_list[0].city_list[0].people.name
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print(result)
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