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href="/zh/python/">探索 IronPDF <i class="navbar__item-icon fas fa-chevron-right fa-chevron-right--font-size-13"/> </a><a id="page-home-section-banner-cta-button" class="js-modal-open banner__link-white-text" href="https://pypi.org/project/IronPdf/" target="_blank" data-modal-id="trial-license-after-download" title="点击查看 IronPDF 在 pypi.org 上的页面"><i class="pip-icon-white pip-icon-white2--top-1"/> <span>免费 pip 安装</span> <i class="navbar__item-icon fas fa-chevron-right fa-chevron-right--font-size-13"/> </a><a class="js-modal-open banner__link-white-text banner__link-white-text--start-free-trial" data-modal-id="trial-license" href="#trial-license"><i class="fas fa-key"/> Start Free Trial</a></div></div><div class="tutorial-examples tutorial-examples--blog col-md-7" id="code-examples"><div class="tutorial-examples__background-linear-gradient"/><div class="examples-box examples-box_margin-left examples-box--ironpdf-blog"><div class="hidden col left-bar"><h2 style="font-family: 'Gotham-Black';">示例</h2><div id="code-dropdown"><select class="selectpicker" data-style="btn-iron" data-width="100%"/></div><div class="nav-side-menu" style="height: 277px;"><i class="fa fa-bars fa-2x toggle-btn" data-toggle="collapse" data-target="#menu-content"/><div class="menu-list"><ul id="menu-content" class="menu-content collapse out" data-collapse-proxy="#code-dropdown select"><li data-code-content="sample-using-html-to-create-a-pdf" data-hash-url="true"><a href="javascript:void(0)">HTML 转 PDF</a></li><li data-code-content="sample-file-to-pdf" data-hash-url="true"><a href="javascript:void(0)">HTML 文件转 PDF</a></li><li data-code-content="sample-converting-a-url-to-a-pdf" data-hash-url="true"><a href="javascript:void(0)">URL 到 PDF</a></li><li data-code-content="sample-image-to-pdf" data-hash-url="true"><a href="javascript:void(0)">图像转换为PDF</a></li></ul></div></div></div><div class="col right-bar"><div class="code-content lander show" id="sample-using-html-to-create-a-pdf"><div class="code_window add-shadow"><div class="code_window_title"><span style="margin-right: 10px;"><i class="vs-icon2"/> </span><span class="filename" style="margin-left: 0; margin-right: 19px;">HTML 转 PDF</span> <a class="btn-run fancybox" href="/zh/img/code-examples/run-html-to-pdf.pdf" data-fancybox="" data-type="pdf" data-src="/img/code-examples/run-html-to-pdf.pdf"><i class="fa fa-play"/> 运行</a></div><div class="code_window_content"><pre class="prettyprint linenums lang-cs"><code>from ironpdf import * # Instantiate Renderer renderer = ChromePdfRenderer() # Create a PDF from a HTML string using Python pdf = renderer.RenderHtmlAsPdf("&lt;h1&gt;Hello World&lt;/h1&gt;") # Export to a file or Stream pdf.SaveAs("output.pdf") # Advanced Example with HTML Assets # Load external html assets: Images, CSS and JavaScript. # An optional BasePath 'C:\site\assets\' is set as the file location to load assets from myAdvancedPdf = renderer.RenderHtmlAsPdf("&lt;img src='icons/iron.png'&gt;", r"C:\site\assets") myAdvancedPdf.SaveAs("html-with-assets.pdf")</code></pre></div><div class="code_window_bottom"/></div></div><div class="code-content lander hide" id="sample-file-to-pdf"><div class="code_window add-shadow"><div class="code_window_title"><span style="margin-right: 10px;"><i class="vs-icon2"/> </span><span class="filename" style="margin-left: 0; margin-right: 19px;">HTML 文件转 PDF</span> <a class="btn-run fancybox" href="/zh/img/code-examples/run-html-file-to-pdf.pdf" data-fancybox="" data-type="pdf" data-src="/img/code-examples/run-html-file-to-pdf.pdf"><i class="fa fa-play"/> 运行</a></div><div class="code_window_content"><pre class="prettyprint linenums lang-cs"><code>from ironpdf import * # Instantiate Renderer renderer = ChromePdfRenderer() # Create a PDF from an existing HTML file using Python pdf = renderer.RenderHtmlFileAsPdf("example.html") # Export to a file or Stream pdf.SaveAs("output.pdf")</code></pre></div><div class="code_window_bottom"/></div></div><div class="code-content lander hide" id="sample-converting-a-url-to-a-pdf"><div class="code_window add-shadow"><div class="code_window_title"><span style="margin-right: 10px;"><i class="vs-icon2"/> </span><span class="filename" style="margin-left: 0; margin-right: 19px;">URL 到 PDF</span> <a class="btn-run fancybox" href="/zh/img/code-examples/run-url-to-pdf.pdf" data-fancybox="" data-type="pdf" data-src="/img/code-examples/run-url-to-pdf.pdf"><i class="fa fa-play"/> 运行</a></div><div class="code_window_content"><pre class="prettyprint linenums lang-cs"><code>from ironpdf import * # Instantiate Renderer renderer = ChromePdfRenderer() # Create a PDF from a URL or local file path pdf = renderer.RenderUrlAsPdf("https://ironpdf.com/") # Export to a file or Stream pdf.SaveAs("url.pdf")</code></pre></div><div class="code_window_bottom"/></div></div><div class="code-content lander hide" id="sample-image-to-pdf"><div class="code_window add-shadow"><div class="code_window_title"><span style="margin-right: 10px;"><i class="vs-icon2"/> </span><span class="filename" style="margin-left: 0; margin-right: 19px;">图像转换为PDF</span></div><div class="code_window_content"><pre class="prettyprint linenums lang-cs"><code>from ironpdf import * # One or more images as a list. This example selects all JPEG images in a specific 'assets' folder. image_files = [os.path.join("assets", f) for f in os.listdir("assets") if f.lower().endswith(('.jpg', '.jpeg'))] directory_list = List[str]() for i in range(len(image_files)):