fastapi 31

from fastapi import Depends, FastAPI app = FastAPI(title="依赖注入yield", description="在路径操作函数结束时，会自动关闭db连接回收资源。及时在路径函数会出现异常报错，最终也会关闭连接。") def get_db(): d ......

from fastapi import Depends, FastAPI app = FastAPI(title="基于对象的依赖注入", description="检查指定的文本是否在查询参数q中") class FixedContentQueryChecker: def __init__(sel ......

from fastapi import Depends, FastAPI app = FastAPI() ''' 基于类的依赖注入 ''' BOOKS = [{"id": i, "name": f"book{i}", "status": i % 4 != 0} for i in range(1, 1 ......

1. 路径装饰器 from fastapi import FastAPI, Header, HTTPException, Depends,status app = FastAPI() def verify_token(x_token: str = Header()): if x_token != " ......

from fastapi import Depends, FastAPI app = FastAPI() ''' 依赖注入缓存现象 - 依赖条件`get_num`被依赖了两次，但是你会发现其内部打印语句只打印了一次。也就是说， 第二次使用这个依赖条件时FastAPI并没有真正执行这个函数，而是直接使 ......

from typing import Union from fastapi import Depends, FastAPI app = FastAPI() ''' 嵌套注入 - 路径函数get_name需要的形参`username_or_nickname`有依赖条件，所以FastAPI会调用 `us ......

from fastapi import FastAPI, Depends app = FastAPI(title="依赖注入") ''' 依赖注入 - 共享一块相同逻辑的代码块 - 共享数据库连接 - 权限认证，登录状态认证 ''' BOOKS = [{"id": i, "name": f"book ......

import typing from fastapi import FastAPI, Form, File, UploadFile from pydantic import BaseModel app = FastAPI(title="注册接口") ''' 1. 需要输入 账号 密码 头像 ''' ......

import typing from fastapi import FastAPI, File, UploadFile app = FastAPI(title="Form表单") ''' 上传多个文件 ''' @app.post("/files",summary="通过内存缓存上传多个文件") de ......

import typing from fastapi import FastAPI, File, UploadFile app = FastAPI(title="Form表单") ''' 上传文件为可选项 ''' @app.post("/upload_large_file", summary="上传 ......

from fastapi import FastAPI,Form,File,UploadFile app = FastAPI(title="Form表单") ''' Form表单接收数据 ''' @app.post("/login",summary="登录") def login(username ......

import typing from fastapi import FastAPI, Query, HTTPException, status from fastapi.encoders import jsonable_encoder from pydantic import BaseModel a ......

在开始学习Adapter之前我们要来了解下这个MVC模式概念： 举个例子：大型的商业程序通常由多人一同开发完成,比如有人负责操作接口的规划与设计, 有人负责程序代码的编写如果要能够做到程序项目的分工就必须在程序的结构上做适合的安排 ,如果,接口设计与修改都涉及到程序代码的改变的话,那么两者的分工就会 ......

import typing import json from fastapi import FastAPI, Response from fastapi.encoders import jsonable_encoder from datetime import datetime from pydan ......

import typing from fastapi import FastAPI, Response from fastapi.responses import JSONResponse from pydantic import BaseModel app = FastAPI() ''' pyda ......

import typing from fastapi import FastAPI, Response from fastapi.responses import JSONResponse from pydantic import BaseModel app = FastAPI() ''' 过滤响应 ......

为了运维方便，选择直接用宝塔来管理python fastapi的项目，虽然直接部署可能性能更好更灵活，但是我选择了低层本，每个人的选择可能是不一样的，各有 考虑吧。 本文的大逻辑是先写一个helloworld的程序，然后再部署到服务器上 步骤一：先本地运行一个基于fastapi的helloWorld ......

import typing from fastapi import FastAPI, Response from fastapi.responses import JSONResponse from pydantic import BaseModel app = FastAPI() ''' 响应模型 ......

from fastapi import FastAPI, Response from fastapi.responses import JSONResponse from pydantic import BaseModel app = FastAPI() class User(BaseModel): ......

from fastapi import FastAPI, Response from fastapi.responses import JSONResponse from pydantic import BaseModel app = FastAPI() class User(BaseModel): ......

from fastapi import FastAPI,status from pydantic import BaseModel app = FastAPI() ''' 响应状态代码 status ''' class User(BaseModel): username : str password ......

import random from fastapi import FastAPI from pydantic import Field, BaseModel import typing app = FastAPI() ''' 请求体的每一个字段需要单独校验 name 长度最少3位 price 不少 ......

from fastapi import FastAPI, Body from pydantic import BaseModel import typing app = FastAPI() ''' { "name": "book", "description": "python", "price": ......

from fastapi import FastAPI, Body from pydantic import BaseModel app = FastAPI() ''' 使用Body接收请求体数据 { "user": { "username": "Tom", "password": "1234657 ......

from fastapi import FastAPI from pydantic import BaseModel app = FastAPI() ''' 多个请求体 { "user": { "username": "string", "password": "string" }, "item": ......

from fastapi import FastAPI from pydantic import BaseModel app = FastAPI() ''' 创建继承BaseModel的类，定义模型user 路径函数中定义形参user，类型为User 通过对象user的属性获取字段的值 客户端使用P ......

import typing from fastapi import FastAPI, Query app = FastAPI() ''' 查询参数使用Query校验 类似路由转换使用Path校验 物品名称最小3位，最大10位 default=None 参数为可选项，否则为必选项 default=.. ......

from fastapi import FastAPI, Query import typing app = FastAPI() ''' 查询多个参数值相同 ''' @app.get("/books") def books(book_id: typing.List[int] = Query()): ......

from fastapi import FastAPI app = FastAPI() BOOKS = [ {"id": i, "title": f"book{i}"} for i in range(1, 11) ] ''' 查询参数的默认值 ''' @app.get("/books") # 默认为 ......

from fastapi import FastAPI,Path app = FastAPI() # Path校验 ''' 限制接口输入的数字大小限制 100-1000 限制字符串输入的字符数量 3-8位 ''' @app.get("/number/{num}") def number(num:in ......