crawl_hero/crawl_hero/crawl_hero.py

import requests
import os
from crawl_hero import api

'''
@Contact :   liuyuqi.gov@msn.cn
@Time    :   2022/03/08 21:12:55
@License :   Copyright © 2017-2020 liuyuqi. All Rights Reserved.
@Desc    :   

# 2. 编写一个工具(LOL皮肤下载工具) ----封装的思想
#   给用户展示所有的英雄名称和id (在控制台输出 所有英雄的名称和id  每三个为一行)
#   用户输入想要的英雄皮肤   (用户输入所需要的英雄id)
#   如果有,则进行下载,      判断id是否在英雄id列表中存在
#   如果没有让用户从新输入    y 继续数据皮肤信息    n 输出程序结束
'''

class CrawlHero():

    def __init__(self):
        self.s = requests.Session()
        self.hero_id_list = []

    def getHeroId(self):
        response = self.s.get(api.hero_list_url).json()
        hero_list = response["hero"]
        print("-----------所有英雄id和名字--------------------")
        input("按任意键继续")
        index = 1
        tmp = ""
        for hero in hero_list:
            tmp = tmp + hero["heroId"] + " " + hero["name"] + "    "
            if index % 3 == 0:
                print(tmp)
                tmp = ""
            self.hero_id_list.append(hero["heroId"])
            index = index + 1

    def getHeroPic(self):
        while(1):
            mHeroId = input("用户输入所需要的英雄id:")
        # 获取所有英雄图片的地址
            for hero_id in self.hero_id_list:
                if mHeroId == hero_id:
                    hero_img_url = api.hero_img_url % (hero_id)
                    skin_list = self.s.get(hero_img_url).json()["skins"]
                    for skin in skin_list:
                        mainImg = skin["mainImg"]
                        heroName = skin["heroName"]
                        name = skin["name"]
                        if not os.path.exists(heroName):
                            os.mkdir(heroName)
                        if mainImg == "":
                            with open(heroName + "/" + name + ".jpg", "wb") as file:
                                file.write(self.s.get(
                                    skin["chromaImg"]).content)
                        else:
                            with open(heroName + "/" + name + ".jpg", "wb") as file:
                                file.write(self.s.get(skin["mainImg"]).content)
            print("下载结束，头像保存至当前目录\r\n\r\n")
            yn = input("y 继续    n 输出程序结束:")
            if yn == "n":
                exit()

    def getHero(self):
        self.getHeroId()
        self.getHeroPic()