标签 "FastAPI" 下的文章

问题：pydantic如何让字段只允许几个固定的值

解决：python3 内置的enum 模块可以支持枚举类型

方法：

from enum import Enum, IntEnum

class dayEnum(IntEnum):
    all = 0 
    one = 1 
    seven = 7 
    month = 30

class DaySchema(BaseModel):
    day: dayEnum=all

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问题：FastAPI的HTTPException中有detail，如何去？

解决：重新定义HTTPException，及验证用的RequestValidationError

方法：

from fastapi import FastAPI, HTTPException, Request
from fastapi.responses import JSONResponse
from fastapi.exceptions import RequestValidationError
from routers import router

app = FastAPI()
async def http_exception_handler(request: Request, exc: HTTPException) -> JSONResponse:
    return JSONResponse(
        status_code=exc.status_code,
        content=exc.detail)

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