查询参数: Query Parameters

官方文档地址： https://fastapi.tiangolo.com/zh/tutorial/query-params/

# -*- coding: UTF-8 -*-

from fastapi import FastAPI

app = FastAPI()

fake_items_db = [{"item_name": "Foo"}, {"item_name": "Bar"}, {"item_name": "Baz"}]

@app.get("/items/")

async def read_item(skip: int = 0, limit: int = 10):

    return fake_items_db[skip : skip + limit]

@app.get("/i/")

async def i(A: str = 'HI..', B: str = 'Hello..', C: str = 'He..'):

    return {'cc': A+B+C},{'dd': B+C}

@app.get("/ii/")

async def ii(A: int = 0, B: int = 10, C: int = 20):

    return {'cc': A+B+C},{'dd': B+C}

@app.get("/iii/")

async def iii(A: int = 0, B: int = 10, C: int = 20):

    return 'A+B+C',A+B+C

# bool与类型转换

@app.get("/xxx/{item_id}")

async def xxx(item_id: str, QQ: str = None, SS: bool = False):

    item = {"item_id": item_id}

    if QQ:

        item.update({"QQ": QQ})

    if not SS:  # 如果SS是假

        item.update(

            {"item_id": "This is SSSSSSS"}

        )

    return item

#多路径 和 查询参数 和 必填字段

@app.get("/user/{user_id}/item/{item_id}")

async def read_user_item(

    user_id: int, item_id: str, q: str = None, short: bool = False

):

    item = {"item_id": item_id, "owner_id": user_id}

    if q:

        item.update({"q": q})

    if not short:

        item.update(

            {"description": "This is an amazing item that has a long description"}

        )

    return item

if __name__ == '__main__':

    import uvicorn

    uvicorn.run(app, host="127.0.0.1", port=8000)

查询参数: Query Parameters的相关教程结束。