#-*- coding: UTF-8 -*-
import requests
import os
from bs4 import BeautifulSoup
from selenium import webdriver
import time

#圖片保存請(qǐng)求類
class BeautifulUtil():
    #構(gòu)造方法
    def __init__(self,url,path):
        self.web_url = url
        self.path = path

    #是否需要?jiǎng)?chuàng)建文件
    def mkdir(self):
        path = self.path.strip()
        isExists = os.path.exists(path)
        if not isExists:
            print("文件不存在瓶蝴，需要?jiǎng)?chuàng)建")
            os.mkdir(path)
            return True
        else:
            print("文件本地已存在")
            return False

    #請(qǐng)求網(wǎng)絡(luò)
    def request(self,url):
        r = requests.get(url)
        return r

    #獲取文件夾里面的所有文件名稱
    def get_files(self):
        files = os.listdir(self.path)
        return files

    #保存圖片
    def save_img(self,url,name):
        print("開始請(qǐng)求數(shù)據(jù)....")
        img = self.request(url)
        print("開始保存圖片")
        f = open(name,'ab')
        f.write(img.content)
        print("圖片保存成功")
        time.sleep(0.2)
        f.close()

    #處理網(wǎng)絡(luò)url
    def deal_url(self,str):
        end_pos = str.index('?')
        str = str[:end_pos]
        return str


    #保存全部圖片
    def spider(self):
        driver = webdriver.PhantomJS('/Users/syf/Store/python/phantomjs-2.1.1-macosx/bin/phantomjs')
        driver.get(self.web_url)
        #獲取到數(shù)據(jù)所在的iframe
        driver.switch_to.frame('g_iframe')
        html = driver.page_source

        self.mkdir()
        #切換文件里面去，準(zhǔn)備生成圖片
        os.chdir(self.path)
        #獲取文件夾下所有的文件
        file_names = self.get_files()


        #獲取到所有的圖片
        all_li = BeautifulSoup(html,'lxml').find(id='m-song-module').find_all('li')
        for li in all_li:
            #獲取需要的信息
            album_img = self.deal_url(li.find('img')['src'])
            album_name = li.find('p',class_='dec')['title']
            album_date = li.find('span',class_='s-fc3').text
            #進(jìn)行一次判斷名字力麸，如果過長(zhǎng)，裁剪
            if len(album_name) >= 50:
                album_name = album_name[:50]
            photo_name = album_date + ' - ' + album_name.replace('/','').replace(':','') +'.jpg'
            print(album_img,photo_name)

            if photo_name in file_names:
                print("已經(jīng)存在圖片两残，無需下載")
            else:
                self.save_img(album_img,photo_name)



#運(yùn)行
if __name__ == '__main__':
    b = BeautifulUtil('http://music.163.com/#/artist/album?id=11127&limit=120','/Users/syf/Desktop/photo_img')
    b.spider()

demo
運(yùn)行結(jié)果:

png