TiebaSpider04

本文介绍了一个使用Python编写的贴吧爬虫实例,通过定义一个TiebaSpider类来抓取百度贴吧的数据。爬虫构造了URL列表,每个URL对应贴吧的一个页面,通过发送HTTP请求获取页面内容,并将内容保存为本地HTML文件。

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import requests


class TiebaSpider:
    def __init__(self,tieba_name):
        self.tieba_name = tieba_name
        self.url_temp = "https://tieba.baidu.com/f?kw=" + tieba_name + "&ie=utf-8&pn={}"
        self.headers = {"User-Agent":"Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1"}

    def get_url_list(self): #1.构造url列表
        return [self.url_temp.format(i*50) for i in range(1000)]

    def parse_url(self,url): # 发送请求,获取响应
        print(url)
        response = requests.get(url,headers=self.headers)
        return response.content.decode()

    def save_html_str(self,html_str,page_num): #保存
        file_path = "{}--第{}页.html".format(self.tieba_name,page_num)
        with open(file_path,"w",encoding="utf-8") as f:
            f.write(html_str)
        print("保存成功")

    def run(self): #实现主要逻辑
        #1.构造url列表
        url_list = self.get_url_list()
        #2.发送请求,获取响应
        for url in url_list:
            html_str = self.parse_url(url)
            #3.保存
            page_num = url_list.index(url) + 1
            self.save_html_str(html_str,page_num)

if __name__ == '__main__':
    tieba_spider = TiebaSpider("李毅")
    tieba_spider.run()
C:\Users\duoqi\PycharmProjects\pythonTest\.venv\Scripts\python.exe C:\Users\duoqi\PycharmProjects\pythonTest\TieBaSpider\TiebaSpider.py The chromedriver version (131.0.6778.265) detected in PATH at C:\Program Files\Google\Chrome\Application\chromedriver.exe might not be compatible with the detected chrome version (133.0.6943.143); currently, chromedriver 133.0.6943.141 is recommended for chrome 133.*, so it is advised to delete the driver in PATH and retry Traceback (most recent call last): File "C:\Users\duoqi\PycharmProjects\pythonTest\TieBaSpider\TiebaSpider.py", line 2, in <module> driver = webdriver.Chrome() File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\chrome\webdriver.py", line 45, in __init__ super().__init__( File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\chromium\webdriver.py", line 66, in __init__ super().__init__(command_executor=executor, options=options) File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 250, in __init__ self.start_session(capabilities) File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 342, in start_session response = self.execute(Command.NEW_SESSION, caps)["value"] File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 429, in execute self.error_handler.check_response(response) File "C:\Users\duoqi\PycharmProjects\pythonTest\.venv\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 232, in check_response raise exception_class(message, screen, stacktrace) selenium.common.exceptions.SessionNotCreatedException: Message: session not created: This version of ChromeDriver only supports Chrome version 131 Current browser version is 133.0.6943.143 with binary path C:\Program Files\Google\Chrome\Application\chrome.exe Stacktrace: GetHandleVerifier [0x00007FF7255F80C5+2992405] (No symbol) [0x00007FF72528BFA0] (No symbol) [0x00007FF72512590A] (No symbol) [0x00007FF725167662] (No symbol) [0x00007FF7251666CB] (No symbol) [0x00007FF7251609E3] (No symbol) [0x00007FF72515BC39] (No symbol) [0x00007FF7251AA6AC] (No symbol) [0x00007FF7251A9C90] (No symbol) [0x00007FF72519F113] (No symbol) [0x00007FF72516A918] (No symbol) [0x00007FF72516BA81] GetHandleVerifier [0x00007FF725656A1D+3379821] GetHandleVerifier [0x00007FF72566C31D+3468141] GetHandleVerifier [0x00007FF725660033+3418243] GetHandleVerifier [0x00007FF7253EC75B+847787] (No symbol) [0x00007FF72529754F] (No symbol) [0x00007FF725292F94] (No symbol) [0x00007FF72529312D] (No symbol) [0x00007FF725282949] BaseThreadInitThunk [0x00007FFA1243E8D7+23] RtlUserThreadStart [0x00007FFA138BBF2C+44] 进程已结束,退出代码为 1
03-12
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