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# 代码详细说明请看文章

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import requests
import os
import time
import threading
from bs4 import BeautifulSoup
def download_page(url):
'''
用于下载页面
'''
headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:61.0) Gecko/20100101 Firefox/61.0"}
r = requests.get(url, headers=headers)
r.encoding = 'gb2312'
return r.text
def get_pic_list(html):
'''
获取每个页面的套图列表,之后循环调用get_pic函数获取图片
'''
soup = BeautifulSoup(html, 'html.parser')
pic_list = soup.find_all('li', class_='wp-item')
for i in pic_list:
a_tag = i.find('h3', class_='tit').find('a')
link = a_tag.get('href')
text = a_tag.get_text()
get_pic(link, text)
def get_pic(link, text):
'''
获取当前页面的图片,并保存
'''
html = download_page(link) # 下载界面
soup = BeautifulSoup(html, 'html.parser')
pic_list = soup.find('div', id="picture").find_all('img') # 找到界面所有图片
headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:61.0) Gecko/20100101 Firefox/61.0"}
create_dir('pic/{}'.format(text))
for i in pic_list:
pic_link = i.get('src') # 拿到图片的具体 url
r = requests.get(pic_link, headers=headers) # 下载图片,之后保存到文件
with open('pic/{}/{}'.format(text, link.split('/')[-1]), 'wb') as f:
f.write(r.content)
time.sleep(1) # 休息一下,不要给网站太大压力,避免被封
def create_dir(name):
if not os.path.exists(name):
os.makedirs(name)
def execute(url):
page_html = download_page(url)
get_pic_list(page_html)
def main():
create_dir('pic')
queue = [i for i in range(1, 72)] # 构造 url 链接 页码。
threads = []
while len(queue) > 0:
for thread in threads:
if not thread.is_alive():
threads.remove(thread)
while len(threads) < 5 and len(queue) > 0: # 最大线程数设置为 5
cur_page = queue.pop(0)
url = 'http://meizitu.com/a/more_{}.html'.format(cur_page)
thread = threading.Thread(target=execute, args=(url,))
thread.setDaemon(True)
thread.start()
print('{}正在下载{}'.format(threading.current_thread().name, cur_page))
threads.append(thread)
if __name__ == '__main__':
main()

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import requests
from bs4 import BeautifulSoup
def download_page(url):
headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:61.0) Gecko/20100101 Firefox/61.0"}
r = requests.get(url, headers=headers)
return r.text
def get_content(html, page):
output = """{}页 作者:{} 性别:{} 年龄:{} 点赞:{} 评论:{}\n{}\n------------\n"""
soup = BeautifulSoup(html, 'html.parser')
con = soup.find(id='content-left')
con_list = con.find_all('div', class_="article")
for i in con_list:
author = i.find('h2').string # 获取作者名字
content = i.find('div', class_='content').find('span').get_text() # 获取内容
stats = i.find('div', class_='stats')
vote = stats.find('span', class_='stats-vote').find('i', class_='number').string
comment = stats.find('span', class_='stats-comments').find('i', class_='number').string
author_info = i.find('div', class_='articleGender') # 获取作者 年龄,性别
if author_info is not None: # 非匿名用户
class_list = author_info['class']
if "womenIcon" in class_list:
gender = ''
elif "manIcon" in class_list:
gender = ''
else:
gender = ''
age = author_info.string # 获取年龄
else: # 匿名用户
gender = ''
age = ''
save_txt(output.format(page, author, gender, age, vote, comment, content))
def save_txt(*args):
for i in args:
with open('qiubai.txt', 'a', encoding='utf-8') as f:
f.write(i)
def main():
# 我们点击下面链接在页面下方可以看到共有13页可以构造如下 url
# 当然我们最好是用 Beautiful Soup找到页面底部有多少页。
for i in range(1, 14):
url = 'https://qiushibaike.com/text/page/{}'.format(i)
html = download_page(url)
get_content(html, i)
if __name__ == '__main__':
main()

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# 代码详细说明请看文章
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