Python实现下载网易云音乐，需要 VIP才能听除外

import scrapy#持续写入
import time

import random

import math

from Crypto.Cipher import AES

import codecs

import base64

import requests

from lxml import etree

import json


class niub:
    def __init__(self):

        self.key = '0CoJUm6Qyw8W8jud'

        self.f = '00e0b509f6259df8642dbc35662901477df22677ec152b5ff68ace615bb7b725152b3ab17a876aea8a5aa76d2e417629ec4ee341f56135fccf695280104e0312ecbda92557c93870114af6c9d05c4f7f0c3685b7a46bee255932575cce10b424d813cfe4875d3e82047b97ddef52741d546b8e289dc6935b3ece0462db0a22b8e7'

        self.e = '010001'

        self.singer_id = '1411492497'

        self.post_url1 = 'https://music.163.com/weapi/user/getfolloweds?csrf_token='

        self.post_url2 = 'https://music.163.com/weapi/v1/play/record?csrf_token='

    # 生成16个随机字符

    def _generate_random_strs(self, length):

        string = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"

        # 控制次数参数i

        i = 0

        # 初始化随机字符串

        random_strs = ""

        while i < length:
            e = random.random() * len(string)

            # 向下取整

            e = math.floor(e)

            random_strs = random_strs + list(string)[e]

            i = i + 1

        return random_strs

    # AES加密

    def _AESencrypt(self, msg, key):

        # 如果不是16的倍数则进行填充(paddiing)

        padding = 16 - len(msg) % 16

        msg = msg + padding * chr(padding)

        # 用来加密或者解密的初始向量(必须是16位)

        iv = '0102030405060708'

        Cipher = AES.new(key.encode('utf-8'), AES.MODE_CBC, iv.encode('utf-8'))

        # 加密后得到的是bytes类型的数据

        encryptedbytes = Cipher.encrypt(msg.encode('utf8'))

        # 使用Base64进行编码,返回byte字符串

        encodestrs = base64.b64encode(encryptedbytes)

        # 对byte字符串按utf-8进行解码

        enctext = encodestrs.decode('utf-8')

        return enctext

    # RSA加密

    def _RSAencrypt(self, randomstrs, key, f):

        # 随机字符串逆序排列

        string = randomstrs[::-1]

        # 将随机字符串转换成byte类型数据

        text = bytes(string, 'utf-8')

        seckey = int(codecs.encode(text, encoding='hex'), 16) ** int(key, 16) % int(f, 16)

        return format(seckey, 'x').zfill(256)

    def _get_params1(self, mingzi1):



        msg = '{ids: "[%s]", level: "standard", encodeType: "aac", csrf_token: ""}' % str(mingzi1)

        enctext = self._AESencrypt(msg, self.key)

        # 生成长度为16的随机字符串

        i = self._generate_random_strs(16)

        # 两次AES加密之后得到params的值

        encText = self._AESencrypt(enctext, i)

        # RSA加密之后得到encSecKey的值

        encSecKey = self._RSAencrypt(i, self.e, self.f)

        return encText, encSecKey
    def start_requests(self):
        params, encSecKey = self._get_params1(i)
        formdata = {

            'params': params, 'encSecKey': encSecKey

        }
        yield formdata
msg = '{"userId": "1411492497", "offset":"1", "total": "false", "limit": "20", "csrf_token": ""}'
key = '0CoJUm6Qyw8W8jud'
# print(x.start_requests())
def lianjie(mingzi):
    x = niub()
    data1 = x._get_params1(mingzi)
    a = data1[0]
    b = data1[1]
    headers = {'Host': 'music.163.com',
           'Connection': 'keep-alive',
           'Content-Length': '476',
           'Pragma': 'no-cache',
           'Cache-Control': 'no-cache',
           'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36',
           'Content-Type': 'application/x-www-form-urlencoded',
           'Accept': '*/*',
           'Origin':'https://music.163.com',
           'Sec-Fetch-Site': 'same-origin',
           'Sec-Fetch-Mode': 'cors',
           'Sec-Fetch-Dest': 'empty',
           'Referer': 'https://music.163.com/user/fans?id=1411492497',
           'Accept-Encoding': 'gzip, deflate, br',
           'Accept-Language': 'zh-CN,zh;q=0.9',
               # 'Cookie': '_iuqxldmzr_=32; _ntes_nnid=008eb89f93bb80b8c5abbbfeb29cf783,1601351876041; _ntes_nuid=008eb89f93bb80b8c5abbbfeb29cf783; NMTID=00OjXQcC8_wl8Qc5Eyzj_hKZKF_GlUAAAF02AJ4-A; WM_NI=Nz8nT1vsX8DoejbrC5yMqBrqv70bOcl%2Fe9pgZSO9wSff8VZdQamhdi38Tu5LOB4kn7SaIJfCij4ENk3o9AkK0xpJ9ALg8jqb0bfyIAprddlPL1%2FzcgWpVXoiyEbZoNNKdHQ%3D; WM_NIKE=9ca17ae2e6ffcda170e2e6eea2e47b9bbaaf93b6508d9a8ab7d44b828b9aafb546a2909db9b3489c949eaff22af0fea7c3b92a8ea6f88fd73bb6ad98d9c765a7b6ae93c23fbb93bfa3f17bb6e90083ce69b0f1abdaf36d9a8d81daf659a6baf8b7d97093bfa389e763f1e89c96b8488d9efc8ced3d91bf87abe549abb6fca6cd61f1b1f7a2ea41f4a8c0abbc4b90b9f88bf46af4beaa9acc4bb4aeac85ef5c90efe19be26d95b09ab9ee63bb9baebbee468e95aca9d437e2a3; WM_TID=5UHlf7z1yZ1FQBVRREY%2FJaeDTwOCfBMs; JSESSIONID-WYYY=khAdF6WsaT8Vl%2FBmeuUxNUJzXuSo9AuMAkkyWuiGbGlShWwbk%5CW3flpBsDz0ZTNpKPz8PcvsO%2FYH8jX9F07a5ACh0KqO5O0nAoEJO5W%2FR8yfJSJdCm95FQaQxo7QQzQ%2FfJpypzjeXQI8RO3opWeXr1x7z1GUBQQ2sn4P5sEWeDNkPoSO%3A1601382242186'

               }


    url = 'https://music.163.com/weapi/song/enhance/player/url/v1?csrf_token='
    # payload = {"params": "9XF7hjblVik3GtlIL+qnj89FSxZniqBCgNQp/MC8sl2Bnh0+UBdiNELWLWE4sH5ewDJBmdgfCJsOGtAV+DHgaBYQ70n4zPJHXxzxh7ZogOe7+UIXMS+Zi9R4W2Yhz9aZ1g8Wl6cz5Fzw70F4thj+tL6YcLRd4ISi1TBFsVikMhb41eFj0PMkAjNH8HysS3B0", "encSecKey": "735f184a826789473c8123979b51608ac82c2be7142ebaa300c8b1787c34155336c6dce64bc9eeb74a66fc9ecb51e20e7e03e354943cfea3ebedec850964cac70740af2c7f5a2f5ac2c4c46071063bcd3b7059722be2d866248bd9915d9b6cea870b06e0d2bc0ceda65ddf6b8de4bded25c6bf2012fe71080ab8d36c962612fa"}
    data = {

        'params':a,
        'encSecKey':b,
    }
    # 与 get 请求一样，r 为响应对象
    r = requests.post(url=url, data=data, headers=headers, verify=False)
    # 查看响应结果
    return r
def writeInfomation(contont):#写到文本
    for user in json.loads(contont.text)['data']:
        mingzi = user['id']
        dizhi = user['url']
        br = user['br']
        mingzi = str(mingzi) + '_' + str(br)
        url = dizhi
        print(url)
        header = {

            "User-Agent": "AppleCoreMedia/1.0.0.16G77 (iPhone; U; CPU OS 12_4 like Mac OS X; zh_cn)",
        }
        params = {
            '': '',
        }
        response = requests.get(url=url, params=None, headers=header, verify=False)
        with open("%s.m4a" % mingzi, "wb") as f:
            f.write(response.content)
            print("下载成功")
            f.close()
def main(niubi):
    lianjie(niubi)
    zuihou = lianjie(niubi)
    writeInfomation(zuihou)
if __name__ == '__main__':
    start = time.time()

    while True:
        niubi = str(input("请输入歌曲ID："))
        if niubi == 'q':
            break

    main(niubi)

首先获取歌曲ID，只要显示下载成功，就可以下载。