请求体+路径参数
实际开发中,我们经常会遇到请求体和路径参数同时存在的场景
代码
from pydantic import BaseModel
class Mds(BaseModel):
name: str
age: int = 18
home: str
height: Optional[str] = None
@app.post('/models/{name}/')
async def add_model(Mds:Mds,name:str):
ret = {}
ret.update({"request_name":name})
if Mds.name:
ret.update({"Name":Mds.name})
if Mds.height:
ret.update({"height":Mds.height})
return ret
如上,根据路径参数进行不同的响应
接口测试
jopa@jopa-PC:~$ curl -X 'POST' 'http://127.0.0.1:8000/models/jopa666/' -d '{"name": "jopa", "home": "hunan", "ok": "yes"}' -H 'Content-Type: application/json'
{"request_name":"jopa666","Name":"jopa"}
请求体 + 路径参数 + 查询参数
代码
jopa@jopa-PC:~$ curl -X 'PUT' 'http://127.0.0.1:8000/models/jopa666' -d '{"name": "jopa", "home": "hunan", "ok": "yes"}' -H 'Content-Type: application/json'
{"Name":"jopa"}
jopa@jopa-PC:~$ curl -X 'PUT' 'http://127.0.0.1:8000/models/jopa666?q=0' -d '{"name": "jopa", "home": "hunan", "ok": "yes"}' -H 'Content-Type: application/json'
{"Name":"jopa"}
jopa@jopa-PC:~$ curl -X 'PUT' 'http://127.0.0.1:8000/models/jopa666?q=1' -d '{"name": "jopa", "home": "hunan", "ok": "yes"}' -H 'Content-Type: application/json'
{"request_name":"jopa666","Name":"jopa"}
如上,FastApi
可以智能的,自动的识别各类型参数,并从正确的位置获取数据
多结构体时的请求体
通常,为了方便结构体定义,我们可能会将不同类型的结构体分别定义在不同的数据模型中。这样,在视图函数的参数中,也将有多个模型参数,那具体怎么使用呢?
代码
class Mds(BaseModel):
name: str
age: int = 18
home: str
height: Optional[str]
class Mm(BaseModel):
title: str
phone: str = 'huawei'
@app.put('/models/{name}')
async def add_model(Mds:Mds,Mm:Mm,name:str,q: Optional[bool] = False):
ret = {}
if q:
ret.update({"request_name":name})
if Mds.name:
ret.update({"Name":Mds.name})
if Mds.height:
ret.update({"height":Mds.height})
if Mm.title:
ret.update({"Title":Mm.title})
return ret
接口测试
jopa@jopa-PC:~$ curl -X 'PUT' 'http://127.0.0.1:8000/models/jopa666' -d '{"Mds": {"name": "jopa", "home": "hunan", "ok": "yes"},"Mm": {"title": "TES", "phone": "huawei"}}' -H 'Content-Type: application/json'
{"Name":"jopa","Title":"TES"}
如上,当存在 Mds:Mds
,Mm:Mm
两个结构体参数的时候,正确的请求体格式为:{<模型类名>:<模型>}
{
"Mds": {
"name": "phyger",
"home": "xian",
"ok": "ok"
},
"Mm": {
"title": "TSE",
"phone": "xiaomi"
}
}