python3如何去除广告？

import netifaces
import uuid

mac_addr = None
for interface in netifaces.interfaces():
    try:
        mac = netifaces.ifaddresses(interface)[netifaces.AF_LINK][0]['addr']
        mac_addr = mac
        break
    except:
        pass

if not mac_addr:
    mac_addr = ':'.join(['{:02x}'.format((uuid.getnode() >> ele) & 0xff) for ele in range(0,8*6,8)][::-1])
    
print(mac_addr)

# 第一章小说url地址
url = 'http://www.biquges.com/52_52642/25585323.html'

url = 'http://www.biquges.com/52_52642/25585323.html'
headers = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36'
}
response = requests.get(url=url, headers=headers)
print(response.text)

response.encoding = response.apparent_encoding

def get_one_novel(html_url):
    # 调用请求网页数据函数
    response = get_response(html_url)
    # 转行成selector解析对象
    selector = parsel.Selector(response.text)
    # 获取小说标题
    title = selector.css('.bookname h1::text').get()
    # 获取小说内容 返回的是list
    content_list = selector.css('#content::text').getall()
    # ''.join(列表) 把列表转换成字符串
    content_str = ''.join(content_list)
    print(title, content_str)
 
 
if __name__ == '__main__':
    url = 'http://www.biquges.com/52_52642/25585323.html'
    get_one_novel(url)

![请添加图片描述](https://img-blog.csdnimg.cn/38f35529abf84807adc84871aeeceabd.png)

def save(title, content):
    """
    保存小说
    :param title: 小说章节标题
    :param content: 小说内容
    :return: 
    """
    # 路径
    filename = f'{title}\\'
    # os 内置模块，自动创建文件夹
    if os.makedirs(filename):
        os.mkdir()
    # 一定要记得加后缀 .txt  mode 保存方式 a 是追加保存  encoding 保存编码
    with open(filename + title + '.txt', mode='a', encoding='utf-8') as f:
        # 写入标题
        f.write(title)
        # 换行
        f.write('\n')
        # 写入小说内容
        f.write(content)

def get_all_url(html_url):
    # 调用请求网页数据函数
    response = get_response(html_url)
    # 转行成selector解析对象
    selector = parsel.Selector(response.text)
    # 所有的url地址都在 a 标签里面的 href 属性中 
    dds = selector.css('#list dd a::attr(href)').getall()
    for dd in dds:
        novel_url = 'http://www.biquges.com' + dd
        print(novel_url)
 
 
if __name__ == '__main__':
    url = 'http://www.biquges.com/52_52642/index.html'
    get_all_url(url)

import requests
import parsel
from tqdm import tqdm
 
 
def get_response(html_url):
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36'
    }
    response = requests.get(url=html_url, headers=headers)
    response.encoding = response.apparent_encoding
    return response
 
 
def save(novel_name, title, content):
    """
    保存小说
    :param title: 小说章节标题
    :param content: 小说内容
    :return:
    """
    filename = f'{novel_name}' + '.txt'
    # 一定要记得加后缀 .txt  mode 保存方式 a 是追加保存  encoding 保存编码
    with open(filename, mode='a', encoding='utf-8') as f:
        # 写入标题
        f.write(title)
        # 换行
        f.write('\n')
        # 写入小说内容
        f.write(content)
 
 
def get_one_novel(name, novel_url):
    # 调用请求网页数据函数
    response = get_response(novel_url)
    # 转行成selector解析对象
    selector = parsel.Selector(response.text)
    # 获取小说标题
    title = selector.css('.bookname h1::text').get()
    # 获取小说内容 返回的是list
    content_list = selector.css('#content::text').getall()
    # ''.join(列表) 把列表转换成字符串
    content_str = ''.join(content_list)
    save(name, title, content_str)
 
 
def get_all_url(html_url):
    # 调用请求网页数据函数
    response = get_response(html_url)
    # 转行成selector解析对象
    selector = parsel.Selector(response.text)
    # 所有的url地址都在 a 标签里面的 href 属性中
    dds = selector.css('#list dd a::attr(href)').getall()
    # 小说名字
    novel_name = selector.css('#info h1::text').get()
    for dd in tqdm(dds):
        novel_url = 'http://www.biquges.com' + dd
        get_one_novel(novel_name, novel_url)
 
 
if __name__ == '__main__':
    novel_id = input('输入书名ID：')
    url = f'http://www.biquges.com/{novel_id}/index.html'
    get_all_url(url)