python+selenium 下载网易云音乐 支持批量下载

Posted 2021-01-28 chaina_家长

import os
import re
import requests
from selenium import webdriver
from selenium.common.exceptions import NoSuchElementException



class Wy_music():
    def __init__(self, name):
        self.option=webdriver.ChromeOptions()
        self.option.add_argument(‘disable-infobars‘)

        self.driver = webdriver.Chrome(options=self.option)
        self.i_list = []
        self.id_list = []
        self.name_list = []
        self.music_name = name


    def get_id_name(self):
        aim_url=‘https://music.163.com/#/search/m/?s=‘+self.music_name+‘&type=1‘    #目标歌曲的url
        self.driver.get(aim_url)
        self.driver.switch_to.frame(‘contentFrame‘)                                 #切换到frame中，不然会定位失败

        div_list =self.driver.find_elements_by_xpath(‘.//div[@class="srchsongst"]/div‘)
        print(len(div_list))


        for div in div_list:
         #try 语句先是尝试查询一边name url singer 如果不存在再尝试except中的内容
         #因为不同的出现两种不同的xpath,应该是后来修改过html
            try:
                name = div.find_element_by_xpath(‘.//div[@class="text"]//b‘).text

                url = div.find_element_by_xpath(‘.//div[@class="td w0"]//a‘).get_attribute(‘href‘)
                singer = div.find_element_by_xpath(‘.//div[@class="td w1"]//a‘).text
            except NoSuchElementException:
                name = div.find_element_by_xpath(‘.//div[@class="text"]//b‘).text

                url = div.find_element_by_xpath(‘.//div[@class="td w0"]//a‘).get_attribute(‘href‘)
                singer = div.find_element_by_xpath(‘.//div[@class="td w1"]/div‘).text

            id = re.search(r‘id=(d+)‘, url).group(1)
            i = div_list.index(div)
            self.i_list.append(i)
            self.id_list.append(id)
            self.name_list.append(name+"_"+singer)
            print(i,name,singer)




        name_list = list(zip(self.id_list, self.name_list))
        print(‘id_name‘,name_list)
        song_dict = dict(zip(self.i_list, name_list))
        print(‘最终id_歌曲‘,song_dict)
        return song_dict


    def download_music(self, url, song_name):
        print(‘{}正在下载‘.format((song_name)))
        headers = {‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0‘}
        response = requests.get(url,headers=headers)
        full_songname = song_name + ‘.mp3‘
        with open(‘{}‘.format(full_songname), ‘wb‘) as f:
            f.write(response.content)
            print(‘{}下载完成‘.format(song_name))


    def choose_musicid(self, song_dict):
        num_str = input(‘请输入你需要下载歌曲的编号,以空格隔开： ‘)
        num_list = num_str.split(‘ ‘)
        for num in num_list:
            try:
                num = int(num)
            except Exception as e:
                print(e, ‘请输入整数‘)
            if num > len(song_dict):
                print(‘请输入有效数字‘)
            url =‘https://music.163.com/song/media/outer/url?id={}‘.format(song_dict[num][0])
            print(url)
            song_name = song_dict[num][1]
            # print(‘歌曲名——歌手名‘,song_name)
            yield url,song_name



if __name__ == ‘__main__‘:
    name = input(‘请输入你要搜索的歌名或歌手:‘)
    wy = Wy_music(name)
    song_dict = wy.get_id_name()
    for url, song_name in wy.choose_musicid(song_dict):
        wy.download_music(url, song_name)

 

目前未解决的小问题，再创建文件时，有多个歌手时，会有 “/” 隔开，这会导致创建文件失败