<ruby id="bdb3f"></ruby>

    <p id="bdb3f"><cite id="bdb3f"></cite></p>

      <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
        <p id="bdb3f"><cite id="bdb3f"></cite></p>

          <pre id="bdb3f"></pre>
          <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

          <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
          <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

          <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                <ruby id="bdb3f"></ruby>

                ??一站式輕松地調用各大LLM模型接口,支持GPT4、智譜、豆包、星火、月之暗面及文生圖、文生視頻 廣告
                :-: ![](https://img.kancloud.cn/bc/6e/bc6eaddb316de00c4374e489267094e9_1156x603.png) scrapy爬蟲流程 | 組件 | 職責 | 是否需要手寫 | | --- | --- | --- | | Scrapy engine(引擎) | 總指揮:負責數據和信號的在不同模塊間的傳遞 | scrapy已經實現 | | Scheduler(調度器) | ?個隊列,存放引擎發過來的request請求 | scrapy已經實現 | | Downloader(下載器) | 下載把引擎發過來的 requests請求,并返回 給引擎 | scrapy已經實現 | | Spider(爬?) | 處理引擎發來的 response,提取數據,提 取url,并交給引擎 | 需要?寫 | | Item Pipline(管道) | 處理引擎傳過來的數 據,?如存儲 | 需要?寫 | | Downloader Middlewares(下載中 間件) | 可以?定義的下載擴展,?如設置代理 | ?般不??寫 | | Spider Middlewares(中間件) | 可以?定義requests請求和進?response過濾 | ?般不??寫 |
                  <ruby id="bdb3f"></ruby>

                  <p id="bdb3f"><cite id="bdb3f"></cite></p>

                    <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
                      <p id="bdb3f"><cite id="bdb3f"></cite></p>

                        <pre id="bdb3f"></pre>
                        <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

                        <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
                        <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

                        <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                              <ruby id="bdb3f"></ruby>

                              哎呀哎呀视频在线观看