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hello_world.py
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hello_world.py
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# !/usr/bin/python3
# -*- coding:utf-8 -*-
# __author__ = "Teng"
from fastapi import FastAPI
from pydantic import BaseModel
from typing import Optional
app = FastAPI() # 这里名字不一定是app,名字随意
class CityInfo(BaseModel):
province: str
country: str
is_affected: Optional[bool] = None # 与bool的区别是可以不传,默认是null
#is_affected: bool 改参数的话为必须传递的
# @app.get('/')
# def hello_world():
# return {'hello': 'world'}
#
# @app.get('/city/{city}') #使用参数话传递 {city}为参数的名字
# def result(city: str, query_string: Optional[str] = None): #city为上面city传递过来的参数,str类型
# return {'city': city, 'query_string': query_string}
#
# @app.put('/city/{city}')
# def result(city: str, city_info: CityInfo):
# return {"city": city, 'country': city_info.country, 'is_affected': city_info.is_affected}
# 使用异步方式
@app.get('/')
async def hello_world():
return {'hello': 'world'}
@app.get('/city/{city}') #使用参数话传递 {city}为参数的名字
async def result(city: str, query_string: Optional[str] = None): #city为上面city传递过来的参数,str类型
return {'city': city, 'query_string': query_string}
@app.put('/city/{city}')
async def result(city: str, city_info: CityInfo):
return {"city": city, 'country': city_info.country, 'is_affected': city_info.is_affected}
# 启动命令 uvicorn hello_world:app --reload