{"id":49585,"date":"2024-12-03T12:24:30","date_gmt":"2024-12-03T04:24:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/49585\/"},"modified":"2024-12-03T12:24:30","modified_gmt":"2024-12-03T04:24:30","slug":"selenium-%e9%81%8d%e5%8e%86%e5%85%83%e7%b4%a0%e6%8a%a5%e9%94%99%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88-find_elements_by_css_selector-%e8%bf%94%e5%9b%9e%e7%9a%84%e5%85%83%e7%b4%a0%e6%97%a0%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/49585\/","title":{"rendered":"Selenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Selenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f<\/h1>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730095940671f2b4461823.jpg\" class=\"aligncenter\" title=\"Selenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f\u63d2\u56fe\" alt=\"Selenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>selenium find_elements_by_css_selector \u904d\u5386\u62a5\u9519<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 selenium \u7684 find_elements_by_css_selector \u83b7\u53d6\u591a\u4e2a\u5143\u7d20\u540e\uff0c\u5bf9\u5176\u8fdb\u884c\u904d\u5386\u65f6\u62a5\u9519 &#8220;cannot unpack non-iterable webelement object&#8221;\u3002<\/p>\n<p><strong>\u4ee3\u7801\uff1a<\/strong><\/p>\n<pre>slider_images = driver.find_elements_by_css_selector(\"ul.slider-list li.item\")\n\nfor item in slider_images:\n    print(item)<\/pre>\n<p><strong>\u62a5\u9519\uff1a<\/strong><\/p>\n<pre>typeerror: cannot unpack non-iterable webelement object<\/pre>\n<p><strong>\u539f\u56e0\uff1a<\/strong><\/p>\n<p>find_elements_by_css_selector \u8fd4\u56de\u7684\u662f\u4e00\u4e2a webelement \u6570\u7ec4\uff0c\u800c\u4e0d\u662f\u53ef\u8fed\u4ee3\u7684\u5bf9\u8c61\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528 enumerate \u51fd\u6570\u904d\u5386\u5143\u7d20\u5e76\u83b7\u53d6\u5176\u7d22\u5f15\u548c\u503c\uff1a<\/p>\n<pre>for i, v in enumerate(slider_images):\n    print(i, v)<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aSelenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Selenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f selenium find_elements_by_css_selector \u904d\u5386\u62a5\u9519 \u95ee\u9898\uff1a \u4f7f\u7528 selenium \u7684 find_elements_by_css_selector \u83b7\u53d6\u591a\u4e2a\u5143\u7d20\u540e\uff0c\u5bf9\u5176\u8fdb\u884c\u904d\u5386\u65f6\u62a5\u9519 &#8220;cannot unpack non-iterable webelement object&#8221;\u3002 \u4ee3\u7801\uff1a slider_images = driver.find_elements_by_css_selector(&#8220;ul.slider-list li.item&#8221;) for item in slider_images: print(item) \u62a5\u9519\uff1a typeerror: cannot unpack non-iterable webelement object \u539f\u56e0\uff1a find_elements_by_css_selector \u8fd4\u56de\u7684\u662f\u4e00\u4e2a webelement \u6570\u7ec4\uff0c\u800c\u4e0d\u662f\u53ef\u8fed\u4ee3\u7684\u5bf9\u8c61\u3002 \u89e3\u51b3\u65b9\u6848\uff1a \u53ef\u4ee5\u4f7f\u7528 enumerate \u51fd\u6570\u904d\u5386\u5143\u7d20\u5e76\u83b7\u53d6\u5176\u7d22\u5f15\u548c\u503c\uff1a for i, v in enumerate(slider_images): print(i, v) \u4ee5\u4e0a\u5c31\u662f\u300aSelenium \u904d\u5386\u5143\u7d20\u62a5\u9519\uff1a\u4e3a\u4ec0\u4e48 `find_elements_by_css_selector` \u8fd4\u56de\u7684\u5143\u7d20\u65e0\u6cd5\u76f4\u63a5\u8fed\u4ee3\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-49585","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49585","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=49585"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49585\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=49585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=49585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=49585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}