02-路径参数

from fastapi import FastAPI, Pathapp = FastAPI()@app.get("/")
async def root():return {"message": "Hello World"}@app.get("/book/{id}")
async def get_book(id: int = Path(..., gt=0, lt=101, description="书籍id，取值范围1-100")):return {"id": id, "title": f"这是第{id}本书"}# 需求：查找书籍的作者，路径参数 name，长度范围 2-10
@app.get("/author/{name}")
async def get_name(name: str = Path(..., min_length=2, max_length=10)):return {"msg": f"这是{name}的信息"}