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import re | ||
import os | ||
import sys | ||
import json | ||
import requests | ||
from bs4 import BeautifulSoup | ||
from tkinter.filedialog import askdirectory | ||
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class Oschina(object): | ||
def __init__(self, blogurl): | ||
self.blogurl = blogurl | ||
self.path = askdirectory(title='选择信息保存文件夹') | ||
if str(self.path) == "": | ||
sys.exit(1) | ||
self.headers = { | ||
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Safari/537.36' | ||
} | ||
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def get_element_of_article(self): | ||
''' | ||
获取元素(标题,发布时间,阅读量) | ||
''' | ||
# url = blogurl + 'widgets/_space_index_newest_blog?catalogId=0&q=&p={}&type=ajax' | ||
url = self.blogurl + '/widgets/_space_index_newest_blog' | ||
pos = 1 | ||
article_list = [] | ||
while 1: | ||
key_dict = { | ||
'catalogId': '0', | ||
'q': '', | ||
'p': str(pos), | ||
'type': 'ajax' | ||
} | ||
reps = requests.get(url, headers=self.headers, params=key_dict, timeout=10) | ||
soup = BeautifulSoup(reps.text, "html.parser") | ||
posts = soup.find_all("div", class_="content") | ||
# print(len(posts)) | ||
if not len(posts): | ||
break | ||
date_pattern = re.compile(r"\d+/\d{1,2}/\d{1,2}") | ||
time_pattern = re.compile(r"\d{2}:\d{2}") | ||
from tqdm import tqdm | ||
pbar = tqdm(posts) | ||
for each_post in pbar: | ||
try: | ||
item = {} | ||
item['title'] = each_post.find("a", class_="header").text.replace(" ", "").split('\n')[-2] | ||
item['sumary'] = each_post.find("div", class_="description").text.strip().replace('\n', '') | ||
item['postdate'] = date_pattern.findall(posts[3].find("div", class_="extra").text)[0] | ||
item['posttime'] = time_pattern.findall(posts[3].find("div", class_="extra").text)[0] | ||
item['views'] = each_post.find("div", class_="extra").find_all('div', class_='item')[-2].text.strip() | ||
article_list.append(item) | ||
pbar.set_description("正在爬取文章:%s" % item['title']) | ||
except: | ||
pass | ||
import time | ||
time.sleep(0.1) | ||
pos += 1 | ||
article_json = json.dumps(article_list) | ||
return article_json | ||
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def save_as_json(self, content_json): | ||
with open(self.path + os.sep + 'oschina_article.json', 'w', encoding='utf-8') as f: | ||
f.write(content_json) | ||
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if __name__ == '__main__': | ||
article = get_element_of_article('https://my.oschina.net/kangvcar') | ||
save_as_json(article) |
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