{"id":1013438,"date":"2024-12-27T11:47:56","date_gmt":"2024-12-27T03:47:56","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1013438.html"},"modified":"2024-12-27T11:47:58","modified_gmt":"2024-12-27T03:47:58","slug":"python%e7%88%ac%e8%99%ab%e5%a6%82%e4%bd%95%e4%b8%8b%e8%bd%bd%e5%9b%be%e7%89%87","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1013438.html","title":{"rendered":"python\u722c\u866b\u5982\u4f55\u4e0b\u8f7d\u56fe\u7247"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25090844\/85d2f41f-be01-4cba-9b1a-c490f2fc6473.webp\" alt=\"python\u722c\u866b\u5982\u4f55\u4e0b\u8f7d\u56fe\u7247\" \/><\/p>\n<p><p> \u5f00\u5934\u6bb5\u843d\uff1a<br \/><strong>Python\u722c\u866b\u4e0b\u8f7d\u56fe\u7247\u53ef\u4ee5\u901a\u8fc7\u53d1\u9001HTTP\u8bf7\u6c42\u83b7\u53d6\u56fe\u7247URL\u3001\u89e3\u6790HTML\u9875\u9762\u63d0\u53d6\u56fe\u7247\u94fe\u63a5\u3001\u4f7f\u7528requests\u5e93\u4e0b\u8f7d\u56fe\u7247\u3001\u4fdd\u5b58\u56fe\u7247\u5230\u672c\u5730<\/strong>\u3002\u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4ece\u7f51\u9875\u4e0a\u6293\u53d6\u548c\u4fdd\u5b58\u56fe\u7247\u3002\u9996\u5148\uff0c\u4f7f\u7528Python\u7684requests\u5e93\u53d1\u9001HTTP\u8bf7\u6c42\u83b7\u53d6\u7f51\u9875\u5185\u5bb9\uff0c\u7136\u540e\u5229\u7528BeautifulSoup\u89e3\u6790HTML\u7ed3\u6784\uff0c\u63d0\u53d6\u51fa\u6240\u6709\u56fe\u7247\u94fe\u63a5\u3002\u63a5\u4e0b\u6765\uff0c\u904d\u5386\u6bcf\u4e2a\u56fe\u7247\u94fe\u63a5\uff0c\u4f7f\u7528requests\u5e93\u4e0b\u8f7d\u56fe\u7247\u6570\u636e\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u672c\u5730\u5b58\u50a8\u4e2d\u3002\u5c24\u5176\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4f7f\u7528\u722c\u866b\u4e0b\u8f7d\u56fe\u7247\u65f6\u9700\u8981\u9075\u5faa\u7f51\u7ad9\u7684robots.txt\u6587\u4ef6\u89c4\u5b9a\uff0c\u907f\u514d\u8fc7\u4e8e\u9891\u7e41\u7684\u8bf7\u6c42\u5bfc\u81f4\u670d\u52a1\u5668\u538b\u529b\u8fc7\u5927\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u7406\u89e3HTTP\u8bf7\u6c42\u4e0e\u54cd\u5e94<\/p>\n<\/p>\n<p><p>\u5728\u8fdb\u884c\u722c\u866b\u64cd\u4f5c\u4e4b\u524d\uff0c\u7406\u89e3HTTP\u8bf7\u6c42\u4e0e\u54cd\u5e94\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002HTTP\uff08\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae\uff09\u662f\u6d4f\u89c8\u5668\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u901a\u4fe1\u7684\u57fa\u7840\u3002<\/p>\n<\/p>\n<ol>\n<li>HTTP\u8bf7\u6c42<\/li>\n<\/ol>\n<p><p>HTTP\u8bf7\u6c42\u7531\u8bf7\u6c42\u884c\u3001\u8bf7\u6c42\u5934\u548c\u8bf7\u6c42\u4f53\u7ec4\u6210\u3002\u8bf7\u6c42\u884c\u5305\u62ec\u8bf7\u6c42\u65b9\u6cd5\uff08\u5982GET\u3001POST\uff09\u3001\u8bf7\u6c42URL\u548cHTTP\u7248\u672c\u3002\u8bf7\u6c42\u5934\u5305\u542b\u6709\u5173\u8bf7\u6c42\u7684\u9644\u52a0\u4fe1\u606f\uff0c\u5982\u7528\u6237\u4ee3\u7406\u3001\u63a5\u53d7\u7684\u5185\u5bb9\u7c7b\u578b\u7b49\u3002\u8bf7\u6c42\u4f53\u7528\u4e8e\u53d1\u9001\u6570\u636e\uff0c\u901a\u5e38\u5728POST\u8bf7\u6c42\u4e2d\u4f7f\u7528\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>HTTP\u54cd\u5e94<\/li>\n<\/ol>\n<p><p>HTTP\u54cd\u5e94\u7531\u72b6\u6001\u884c\u3001\u54cd\u5e94\u5934\u548c\u54cd\u5e94\u4f53\u7ec4\u6210\u3002\u72b6\u6001\u884c\u5305\u542bHTTP\u7248\u672c\u3001\u72b6\u6001\u7801\u548c\u72b6\u6001\u63cf\u8ff0\u3002\u54cd\u5e94\u5934\u63d0\u4f9b\u6709\u5173\u54cd\u5e94\u7684\u9644\u52a0\u4fe1\u606f\uff0c\u5982\u5185\u5bb9\u7c7b\u578b\u3001\u5185\u5bb9\u957f\u5ea6\u7b49\u3002\u54cd\u5e94\u4f53\u5305\u542b\u5b9e\u9645\u7684\u6570\u636e\uff0c\u5982HTML\u9875\u9762\u3001JSON\u6570\u636e\u6216\u56fe\u7247\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><p>\u4e86\u89e3\u8fd9\u4e9b\u6982\u5ff5\u53ef\u4ee5\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u53d1\u9001\u8bf7\u6c42\u5e76\u89e3\u6790\u54cd\u5e94\uff0c\u4ece\u800c\u6709\u6548\u5730\u4e0b\u8f7d\u56fe\u7247\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001\u4f7f\u7528requests\u5e93\u53d1\u9001HTTP\u8bf7\u6c42<\/p>\n<\/p>\n<p><p>Python\u7684requests\u5e93\u662f\u4e00\u4e2a\u7b80\u5355\u4e14\u529f\u80fd\u5f3a\u5927\u7684HTTP\u5e93\uff0c\u9002\u7528\u4e8e\u53d1\u9001HTTP\u8bf7\u6c42\u5e76\u63a5\u6536\u54cd\u5e94\u3002<\/p>\n<\/p>\n<ol>\n<li>\u5b89\u88c5requests\u5e93<\/li>\n<\/ol>\n<p><p>\u5728\u5f00\u59cb\u4f7f\u7528requests\u5e93\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fdd\u5df2\u5b89\u88c5\u8be5\u5e93\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install requests<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u53d1\u9001GET\u8bf7\u6c42<\/li>\n<\/ol>\n<p><p>GET\u8bf7\u6c42\u7528\u4e8e\u8bf7\u6c42\u83b7\u53d6\u8d44\u6e90\uff0c\u5982\u7f51\u9875\u5185\u5bb9\u6216\u56fe\u7247\u6587\u4ef6\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528requests\u5e93\u53d1\u9001GET\u8bf7\u6c42\u7684\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import requests<\/p>\n<p>url = &#39;https:\/\/example.com&#39;<\/p>\n<p>response = requests.get(url)<\/p>\n<p>print(response.status_code)<\/p>\n<p>print(response.text)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"3\">\n<li>\u5904\u7406\u54cd\u5e94<\/li>\n<\/ol>\n<p><p>\u83b7\u53d6\u54cd\u5e94\u540e\uff0c\u53ef\u4ee5\u68c0\u67e5\u72b6\u6001\u7801\u4ee5\u786e\u5b9a\u8bf7\u6c42\u662f\u5426\u6210\u529f\u3002\u901a\u5e38\uff0c\u72b6\u6001\u7801200\u8868\u793a\u6210\u529f\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee<code>response.text<\/code>\u83b7\u53d6\u54cd\u5e94\u7684HTML\u5185\u5bb9\uff0c\u6216\u901a\u8fc7<code>response.content<\/code>\u83b7\u53d6\u4e8c\u8fdb\u5236\u5185\u5bb9\uff0c\u5982\u56fe\u7247\u6570\u636e\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u89e3\u6790HTML\u9875\u9762\u63d0\u53d6\u56fe\u7247\u94fe\u63a5<\/p>\n<\/p>\n<p><p>\u5728\u83b7\u53d6\u7f51\u9875\u5185\u5bb9\u540e\uff0c\u9700\u8981\u89e3\u6790HTML\u9875\u9762\u4ee5\u63d0\u53d6\u56fe\u7247\u94fe\u63a5\u3002\u8fd9\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528BeautifulSoup\u5e93\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<ol>\n<li>\u5b89\u88c5BeautifulSoup\u5e93<\/li>\n<\/ol>\n<p><p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5BeautifulSoup\u5e93\u53ca\u5176\u4f9d\u8d56\u7684lxml\u89e3\u6790\u5668\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install beautifulsoup4<\/p>\n<p>pip install lxml<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u89e3\u6790HTML\u5185\u5bb9<\/li>\n<\/ol>\n<p><p>\u4f7f\u7528BeautifulSoup\u89e3\u6790HTML\u5185\u5bb9\u5e76\u63d0\u53d6\u6240\u6709\u56fe\u7247\u94fe\u63a5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from bs4 import BeautifulSoup<\/p>\n<p>html_content = response.text<\/p>\n<p>soup = BeautifulSoup(html_content, &#39;lxml&#39;)<\/p>\n<h2><strong>\u63d0\u53d6\u6240\u6709\u56fe\u7247\u6807\u7b7e<\/strong><\/h2>\n<p>img_tags = soup.find_all(&#39;img&#39;)<\/p>\n<h2><strong>\u83b7\u53d6\u6bcf\u4e2a\u56fe\u7247\u7684\u94fe\u63a5<\/strong><\/h2>\n<p>img_urls = [img[&#39;src&#39;] for img in img_tags]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"3\">\n<li>\u5904\u7406\u76f8\u5bf9\u8def\u5f84<\/li>\n<\/ol>\n<p><p>\u6709\u65f6\u56fe\u7247\u94fe\u63a5\u53ef\u80fd\u662f\u76f8\u5bf9\u8def\u5f84\uff0c\u56e0\u6b64\u9700\u8981\u5c06\u5176\u8f6c\u6362\u4e3a\u7edd\u5bf9\u8def\u5f84\u3002\u53ef\u4ee5\u4f7f\u7528<code>urljoin<\/code>\u51fd\u6570\u8fdb\u884c\u5904\u7406\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from urllib.parse import urljoin<\/p>\n<p>base_url = &#39;https:\/\/example.com&#39;<\/p>\n<p>img_urls = [urljoin(base_url, img_url) for img_url in img_urls]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u56db\u3001\u4e0b\u8f7d\u56fe\u7247\u5e76\u4fdd\u5b58\u5230\u672c\u5730<\/p>\n<\/p>\n<p><p>\u83b7\u53d6\u56fe\u7247\u94fe\u63a5\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528requests\u5e93\u4e0b\u8f7d\u56fe\u7247\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u672c\u5730\u3002<\/p>\n<\/p>\n<ol>\n<li>\u521b\u5efa\u4fdd\u5b58\u76ee\u5f55<\/li>\n<\/ol>\n<p><p>\u5728\u4e0b\u8f7d\u56fe\u7247\u4e4b\u524d\uff0c\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u76ee\u5f55\u6765\u4fdd\u5b58\u56fe\u7247\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import os<\/p>\n<p>save_dir = &#39;images&#39;<\/p>\n<p>os.makedirs(save_dir, exist_ok=True)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u4e0b\u8f7d\u56fe\u7247<\/li>\n<\/ol>\n<p><p>\u904d\u5386\u56fe\u7247\u94fe\u63a5\u5e76\u4f7f\u7528requests\u5e93\u4e0b\u8f7d\u56fe\u7247\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">for img_url in img_urls:<\/p>\n<p>    response = requests.get(img_url)<\/p>\n<p>    # \u6784\u5efa\u56fe\u7247\u6587\u4ef6\u540d<\/p>\n<p>    img_name = os.path.basename(img_url)<\/p>\n<p>    img_path = os.path.join(save_dir, img_name)<\/p>\n<p>    # \u4fdd\u5b58\u56fe\u7247\u5230\u672c\u5730<\/p>\n<p>    with open(img_path, &#39;wb&#39;) as img_file:<\/p>\n<p>        img_file.write(response.content)<\/p>\n<p>    print(f&#39;Image {img_name} downloaded.&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"3\">\n<li>\u5904\u7406\u5f02\u5e38<\/li>\n<\/ol>\n<p><p>\u5728\u4e0b\u8f7d\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u5404\u79cd\u5f02\u5e38\u60c5\u51b5\uff0c\u5982\u7f51\u7edc\u95ee\u9898\u6216\u65e0\u6548\u94fe\u63a5\u3002\u4e3a\u4e86\u786e\u4fdd\u7a0b\u5e8f\u7684\u7a33\u5065\u6027\uff0c\u53ef\u4ee5\u6dfb\u52a0\u5f02\u5e38\u5904\u7406\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">for img_url in img_urls:<\/p>\n<p>    try:<\/p>\n<p>        response = requests.get(img_url, timeout=10)<\/p>\n<p>        response.r<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>se_for_status()<\/p>\n<p>        img_name = os.path.basename(img_url)<\/p>\n<p>        img_path = os.path.join(save_dir, img_name)<\/p>\n<p>        with open(img_path, &#39;wb&#39;) as img_file:<\/p>\n<p>            img_file.write(response.content)<\/p>\n<p>        print(f&#39;Image {img_name} downloaded.&#39;)<\/p>\n<p>    except requests.RequestException as e:<\/p>\n<p>        print(f&#39;Failed to download {img_url}: {e}&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e94\u3001\u9075\u5faa\u7f51\u7ad9\u7684\u722c\u866b\u534f\u8bae<\/p>\n<\/p>\n<p><p>\u5728\u8fdb\u884c\u722c\u866b\u64cd\u4f5c\u65f6\uff0c\u9075\u5faa\u7f51\u7ad9\u7684\u722c\u866b\u534f\u8bae\uff08robots.txt\u6587\u4ef6\uff09\u662f\u4e00\u4e2a\u826f\u597d\u7684\u5b9e\u8df5\u3002\u8be5\u6587\u4ef6\u901a\u5e38\u4f4d\u4e8e\u7f51\u7ad9\u7684\u6839\u76ee\u5f55\u4e0b\uff0c\u5b9a\u4e49\u4e86\u5141\u8bb8\u548c\u7981\u6b62\u722c\u53d6\u7684\u8def\u5f84\u3002<\/p>\n<\/p>\n<ol>\n<li>\u8bfb\u53d6robots.txt\u6587\u4ef6<\/li>\n<\/ol>\n<p><p>\u53ef\u4ee5\u624b\u52a8\u68c0\u67e5\u7f51\u7ad9\u7684robots.txt\u6587\u4ef6\uff0c\u4e86\u89e3\u5141\u8bb8\u548c\u7981\u6b62\u722c\u53d6\u7684\u8def\u5f84\u3002\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee<code>https:\/\/example.com\/robots.txt<\/code>\u83b7\u53d6\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u4f7f\u7528robots.txt\u6587\u4ef6<\/li>\n<\/ol>\n<p><p>\u5728\u7f16\u5199\u722c\u866b\u7a0b\u5e8f\u65f6\uff0c\u786e\u4fdd\u9075\u5faa\u8be5\u6587\u4ef6\u4e2d\u7684\u89c4\u5b9a\u3002\u4f8b\u5982\uff0c\u5982\u679c\u67d0\u4e2a\u8def\u5f84\u88ab\u7981\u6b62\u722c\u53d6\uff0c\u5219\u4e0d\u8981\u8bbf\u95ee\u8be5\u8def\u5f84\u3002<\/p>\n<\/p>\n<p><p>\u516d\u3001\u4f18\u5316\u722c\u866b\u6027\u80fd<\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u722c\u866b\u6027\u80fd\u81f3\u5173\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u4e0b\u8f7d\u5927\u91cf\u56fe\u7247\u65f6\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528\u591a\u7ebf\u7a0b\u6216\u5f02\u6b65IO<\/li>\n<\/ol>\n<p><p>\u53ef\u4ee5\u4f7f\u7528Python\u7684\u591a\u7ebf\u7a0b\u6216\u5f02\u6b65IO\u6765\u63d0\u9ad8\u722c\u866b\u7684\u5e76\u53d1\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>concurrent.futures<\/code>\u6a21\u5757\u5b9e\u73b0\u591a\u7ebf\u7a0b\u4e0b\u8f7d\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from concurrent.futures import ThreadPoolExecutor<\/p>\n<p>def download_image(img_url):<\/p>\n<p>    try:<\/p>\n<p>        response = requests.get(img_url, timeout=10)<\/p>\n<p>        response.raise_for_status()<\/p>\n<p>        img_name = os.path.basename(img_url)<\/p>\n<p>        img_path = os.path.join(save_dir, img_name)<\/p>\n<p>        with open(img_path, &#39;wb&#39;) as img_file:<\/p>\n<p>            img_file.write(response.content)<\/p>\n<p>        print(f&#39;Image {img_name} downloaded.&#39;)<\/p>\n<p>    except requests.RequestException as e:<\/p>\n<p>        print(f&#39;Failed to download {img_url}: {e}&#39;)<\/p>\n<h2><strong>\u4f7f\u7528\u7ebf\u7a0b\u6c60\u8fdb\u884c\u5e76\u53d1\u4e0b\u8f7d<\/strong><\/h2>\n<p>with ThreadPoolExecutor(max_workers=5) as executor:<\/p>\n<p>    executor.map(download_image, img_urls)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u63a7\u5236\u8bf7\u6c42\u9891\u7387<\/li>\n<\/ol>\n<p><p>\u4e3a\u4e86\u907f\u514d\u5bf9\u670d\u52a1\u5668\u9020\u6210\u8fc7\u5927\u538b\u529b\uff0c\u53ef\u4ee5\u63a7\u5236\u8bf7\u6c42\u9891\u7387\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>time.sleep<\/code>\u51fd\u6570\u5728\u6bcf\u6b21\u8bf7\u6c42\u540e\u6682\u505c\u4e00\u6bb5\u65f6\u95f4\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import time<\/p>\n<p>for img_url in img_urls:<\/p>\n<p>    download_image(img_url)<\/p>\n<p>    time.sleep(1)  # \u6682\u505c1\u79d2<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e03\u3001\u603b\u7ed3\u4e0e\u6ce8\u610f\u4e8b\u9879<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u722c\u866b\u6709\u6548\u5730\u4e0b\u8f7d\u7f51\u9875\u4e0a\u7684\u56fe\u7247\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n<ul>\n<li><strong>\u5408\u6cd5\u6027\u4e0e\u5408\u89c4\u6027<\/strong>\uff1a\u786e\u4fdd\u9075\u5faa\u7f51\u7ad9\u7684\u670d\u52a1\u6761\u6b3e\u548c\u722c\u866b\u534f\u8bae\uff0c\u4e0d\u8981\u6293\u53d6\u654f\u611f\u6216\u79c1\u5bc6\u4fe1\u606f\u3002<\/li>\n<li><strong>\u5f02\u5e38\u5904\u7406\u4e0e\u9519\u8bef\u6062\u590d<\/strong>\uff1a\u5728\u4e0b\u8f7d\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u5404\u79cd\u5f02\u5e38\u60c5\u51b5\uff0c\u5982\u7f51\u7edc\u95ee\u9898\u6216\u65e0\u6548\u94fe\u63a5\u3002\u786e\u4fdd\u6dfb\u52a0\u5f02\u5e38\u5904\u7406\u5e76\u5c1d\u8bd5\u6062\u590d\u4e0b\u8f7d\u3002<\/li>\n<li><strong>\u6027\u80fd\u4f18\u5316\u4e0e<a href=\"https:\/\/docs.pingcode.com\/blog\/project-management\/58557.html\" target=\"_blank\">\u8d44\u6e90\u7ba1\u7406<\/a><\/strong>\uff1a\u5728\u4e0b\u8f7d\u5927\u91cf\u56fe\u7247\u65f6\uff0c\u6ce8\u610f\u63a7\u5236\u8bf7\u6c42\u9891\u7387\u548c\u5e76\u53d1\u6570\u91cf\uff0c\u4ee5\u907f\u514d\u5bf9\u670d\u52a1\u5668\u9020\u6210\u8fc7\u5927\u538b\u529b\u3002\u540c\u65f6\uff0c\u5408\u7406\u7ba1\u7406\u672c\u5730\u5b58\u50a8\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<p><p>\u901a\u8fc7\u5408\u7406\u8bbe\u8ba1\u548c\u4f18\u5316\uff0cPython\u722c\u866b\u53ef\u4ee5\u6210\u4e3a\u81ea\u52a8\u5316\u4e0b\u8f7d\u56fe\u7247\u7684\u5f3a\u5927\u5de5\u5177\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u4f7f\u7528Python\u722c\u866b\u4e0b\u8f7d\u7279\u5b9a\u7f51\u7ad9\u4e0a\u7684\u56fe\u7247\uff1f<\/strong><br \/>\u8981\u4f7f\u7528Python\u722c\u866b\u4e0b\u8f7d\u7279\u5b9a\u7f51\u7ad9\u4e0a\u7684\u56fe\u7247\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5e93\u5982requests\u548cBeautifulSoup\u3002\u9996\u5148\uff0c\u901a\u8fc7requests\u5e93\u83b7\u53d6\u7f51\u9875\u5185\u5bb9\uff0c\u7136\u540e\u4f7f\u7528BeautifulSoup\u89e3\u6790HTML\uff0c\u627e\u5230\u6240\u6709\u56fe\u7247\u6807\u7b7e\u3002\u63a5\u4e0b\u6765\uff0c\u63d0\u53d6\u56fe\u7247\u7684URL\u5e76\u4f7f\u7528requests\u5e93\u4e0b\u8f7d\u8fd9\u4e9b\u56fe\u7247\u3002\u786e\u4fdd\u9075\u5faa\u7f51\u7ad9\u7684robots.txt\u6587\u4ef6\uff0c\u4ee5\u907f\u514d\u8fdd\u53cd\u7f51\u7ad9\u7684\u722c\u866b\u653f\u7b56\u3002<\/p>\n<p><strong>\u4e0b\u8f7d\u56fe\u7247\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u6cd5\u5f8b\u548c\u9053\u5fb7\u95ee\u9898\uff1f<\/strong><br \/>\u5728\u4e0b\u8f7d\u56fe\u7247\u65f6\uff0c\u52a1\u5fc5\u9075\u5faa\u7248\u6743\u6cd5\u548c\u7f51\u7ad9\u7684\u4f7f\u7528\u6761\u6b3e\u3002\u67d0\u4e9b\u7f51\u7ad9\u5bf9\u56fe\u7247\u7684\u4f7f\u7528\u6709\u4e25\u683c\u9650\u5236\uff0c\u672a\u7ecf\u6388\u6743\u4e0b\u8f7d\u548c\u4f7f\u7528\u8fd9\u4e9b\u56fe\u7247\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6cd5\u5f8b\u95ee\u9898\u3002\u5efa\u8bae\u60a8\u4f7f\u7528\u516c\u5171\u9886\u57df\u6216\u5177\u6709\u660e\u786e\u6388\u6743\u7684\u56fe\u7247\uff0c\u6216\u8005\u5728\u4f7f\u7528\u524d\u5411\u7248\u6743\u6240\u6709\u8005\u8bf7\u6c42\u8bb8\u53ef\u3002<\/p>\n<p><strong>\u5982\u4f55\u63d0\u9ad8\u722c\u866b\u4e0b\u8f7d\u56fe\u7247\u7684\u6548\u7387\uff1f<\/strong><br \/>\u63d0\u9ad8\u722c\u866b\u4e0b\u8f7d\u56fe\u7247\u7684\u6548\u7387\u53ef\u4ee5\u901a\u8fc7\u591a\u7ebf\u7a0b\u6216\u5f02\u6b65\u7f16\u7a0b\u5b9e\u73b0\u3002\u4f7f\u7528Python\u7684threading\u6216asyncio\u5e93\uff0c\u53ef\u4ee5\u540c\u65f6\u53d1\u9001\u591a\u4e2a\u8bf7\u6c42\uff0c\u8fd9\u6837\u53ef\u4ee5\u663e\u8457\u7f29\u77ed\u4e0b\u8f7d\u65f6\u95f4\u3002\u6b64\u5916\uff0c\u5408\u7406\u8bbe\u7f6e\u8bf7\u6c42\u95f4\u9694\uff0c\u907f\u514d\u5bf9\u76ee\u6807\u7f51\u7ad9\u9020\u6210\u8fc7\u5927\u538b\u529b\uff0c\u6709\u52a9\u4e8e\u4fdd\u6301\u722c\u866b\u7684\u7a33\u5b9a\u6027\u548c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5f00\u5934\u6bb5\u843d\uff1aPython\u722c\u866b\u4e0b\u8f7d\u56fe\u7247\u53ef\u4ee5\u901a\u8fc7\u53d1\u9001HTTP\u8bf7\u6c42\u83b7\u53d6\u56fe\u7247URL\u3001\u89e3\u6790HTML\u9875\u9762\u63d0\u53d6\u56fe\u7247\u94fe\u63a5\u3001\u4f7f\u7528r [&hellip;]","protected":false},"author":3,"featured_media":1013445,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1013438"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1013438"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1013438\/revisions"}],"predecessor-version":[{"id":1013446,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1013438\/revisions\/1013446"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1013445"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1013438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1013438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1013438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}