Given a list of non-overlapping axis-aligned rectangles rects, write a function pick which randomly and uniformily picks an integer point in the space covered by the rectangles. Note: An integer point is a point that has integer coordinates. A point
Django中生成随机验证码 1.html中a标签的设置 <img src="/get_validcode_img/" alt=""> 2.views中的get2.views中的getvalidcode_img设置 导入文件 import json import os import random from django.contrib import auth from django.shortcuts import render, redirect, H