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| <link rel="modulepreload" href="/docs/diffusers/pr_12652/zh/_app/immutable/chunks/HfOption.44827c7f.js"><!-- HEAD_svelte-u9bgzb_START --><meta name="hf:doc:metadata" content="{"title":"AutoPipelineBlocks","local":"autopipelineblocks","sections":[],"depth":1}"><!-- HEAD_svelte-u9bgzb_END --> <p></p> <div class="items-center shrink-0 min-w-[100px] max-sm:min-w-[50px] justify-end ml-auto flex" style="float: right; margin-left: 10px; display: inline-flex; position: relative; z-index: 10;"><div class="inline-flex rounded-md max-sm:rounded-sm"><button class="inline-flex items-center gap-1 h-7 max-sm:h-7 px-2 max-sm:px-1.5 text-sm font-medium text-gray-800 border border-r-0 rounded-l-md max-sm:rounded-l-sm border-gray-200 bg-white hover:shadow-inner dark:border-gray-850 dark:bg-gray-950 dark:text-gray-200 dark:hover:bg-gray-800" aria-live="polite"><span class="inline-flex items-center justify-center rounded-md p-0.5 max-sm:p-0 hover:text-gray-800 dark:hover:text-gray-200"><svg 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overflow-visible sm:size-3.5 size-3 rotate-0" width="1em" height="1em" viewBox="0 0 12 7" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M1 1L6 6L11 1" stroke="currentColor"></path></svg></button></div> </div> <h1 class="relative group"><a id="autopipelineblocks" class="header-link block pr-1.5 text-lg no-hover:hidden with-hover:absolute with-hover:p-1.5 with-hover:opacity-0 with-hover:group-hover:opacity-100 with-hover:right-full" href="#autopipelineblocks"><span><svg class="" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 256"><path d="M167.594 88.393a8.001 8.001 0 0 1 0 11.314l-67.882 67.882a8 8 0 1 1-11.314-11.315l67.882-67.881a8.003 8.003 0 0 1 11.314 0zm-28.287 84.86l-28.284 28.284a40 40 0 0 1-56.567-56.567l28.284-28.284a8 8 0 0 0-11.315-11.315l-28.284 28.284a56 56 0 0 0 79.196 79.197l28.285-28.285a8 8 0 1 0-11.315-11.314zM212.852 43.14a56.002 56.002 0 0 0-79.196 0l-28.284 28.284a8 8 0 1 0 11.314 11.314l28.284-28.284a40 40 0 0 1 56.568 56.567l-28.285 28.285a8 8 0 0 0 11.315 11.314l28.284-28.284a56.065 56.065 0 0 0 0-79.196z" fill="currentColor"></path></svg></span></a> <span>AutoPipelineBlocks</span></h1> <p data-svelte-h="svelte-t8sy4p"><code>AutoPipelineBlocks</code> 是一种包含支持不同工作流程的块的多块类型。它根据运行时提供的输入自动选择要运行的子块。这通常用于将多个工作流程（文本到图像、图像到图像、修复）打包到一个管道中以便利。</p> <p data-svelte-h="svelte-1dx0tz3">本指南展示如何创建 <code>AutoPipelineBlocks</code>。</p> <p data-svelte-h="svelte-1u6c0ae">创建三个 <code>ModularPipelineBlocks</code> 用于文本到图像、图像到图像和修复。这些代表了管道中可用的不同工作流程。</p> <div class="flex space-x-2 items-center my-1.5 mr-8 h-7 !pl-0 -mx-3 md:mx-0"><div class="flex items-center border rounded-lg px-1.5 py-1 leading-none select-none text-smd border-gray-800 bg-black dark:bg-gray-700 text-white">text-to-image </div><div class="flex items-center border rounded-lg px-1.5 py-1 leading-none select-none text-smd text-gray-500 cursor-pointer opacity-90 hover:text-gray-700 dark:hover:text-gray-200 hover:shadow-sm">image-to-image </div><div class="flex items-center border rounded-lg px-1.5 py-1 leading-none select-none text-smd text-gray-500 cursor-pointer opacity-90 hover:text-gray-700 dark:hover:text-gray-200 hover:shadow-sm">inpaint </div></div> <div class="language-select"><div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START --><span class="hljs-keyword">import</span> torch | |
| <span class="hljs-keyword">from</span> diffusers.modular_pipelines <span class="hljs-keyword">import</span> ModularPipelineBlocks, InputParam, OutputParam | |
| <span class="hljs-keyword">class</span> <span class="hljs-title class_">TextToImageBlock</span>(<span class="hljs-title class_ inherited__">ModularPipelineBlocks</span>): | |
| model_name = <span class="hljs-string">"text2img"</span> | |
| <span class="hljs-meta"> @property</span> | |
| <span class="hljs-keyword">def</span> <span class="hljs-title function_">inputs</span>(<span class="hljs-params">self</span>): | |
| <span class="hljs-keyword">return</span> [InputParam(name=<span class="hljs-string">"prompt"</span>)] | |
| <span class="hljs-meta"> @property</span> | |
| <span class="hljs-keyword">def</span> <span class="hljs-title function_">intermediate_outputs</span>(<span class="hljs-params">self</span>): | |
| <span class="hljs-keyword">return</span> [] | |
| <span class="hljs-meta"> @property</span> | |
| <span class="hljs-keyword">def</span> <span class="hljs-title function_">description</span>(<span class="hljs-params">self</span>): | |
| <span class="hljs-keyword">return</span> <span class="hljs-string">"我是一个文本到图像的工作流程！"</span> | |
| <span class="hljs-keyword">def</span> <span class="hljs-title function_">__call__</span>(<span class="hljs-params">self, components, state</span>): | |
| block_state = self.get_block_state(state) | |
| <span class="hljs-built_in">print</span>(<span class="hljs-string">"运行文本到图像工作流程"</span>) | |
| <span class="hljs-comment"># 在这里添加你的文本到图像逻辑</span> | |
| <span class="hljs-comment"># 例如：根据提示生成图像</span> | |
| self.set_block_state(state, block_state) | |
| <span class="hljs-keyword">return</span> components, state<!-- HTML_TAG_END --></pre></div> </div> <p data-svelte-h="svelte-15zzyvs">创建一个包含子块类及其对应块名称列表的<code>AutoPipelineBlocks</code>类。</p> <p data-svelte-h="svelte-t2lfhl">你还需要包括<code>block_trigger_inputs</code>，一个触发相应块的输入名称列表。如果在运行时提供了触发输入，则选择该块运行。使用<code>None</code>来指定如果未检测到触发输入时运行的默认块。</p> <p data-svelte-h="svelte-1h835av">最后，重要的是包括一个<code>description</code>，清楚地解释哪些输入触发哪些工作流。这有助于用户理解如何运行特定的工作流。</p> <div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START --><span class="hljs-keyword">from</span> diffusers.modular_pipelines <span class="hljs-keyword">import</span> AutoPipelineBlocks | |
| <span class="hljs-keyword">class</span> <span class="hljs-title class_">AutoImageBlocks</span>(<span class="hljs-title class_ inherited__">AutoPipelineBlocks</span>): | |
| <span class="hljs-comment"># 选择子块类的列表</span> | |
| block_classes = [block_inpaint_cls, block_i2i_cls, block_t2i_cls] | |
| <span class="hljs-comment"># 每个块的名称，顺序相同</span> | |
| block_names = [<span class="hljs-string">"inpaint"</span>, <span class="hljs-string">"img2img"</span>, <span class="hljs-string">"text2img"</span>] | |
| <span class="hljs-comment"># 决定运行哪个块的触发输入</span> | |
| <span class="hljs-comment"># - "mask" 触发修复工作流</span> | |
| <span class="hljs-comment"># - "image" 触发img2img工作流（但仅在未提供mask时）</span> | |
| <span class="hljs-comment"># - 如果以上都没有，运行text2img工作流（默认）</span> | |
| block_trigger_inputs = [<span class="hljs-string">"mask"</span>, <span class="hljs-string">"image"</span>, <span class="hljs-literal">None</span>] | |
| <span class="hljs-comment"># 对于AutoPipelineBlocks来说，描述极其重要</span> | |
| <span class="hljs-keyword">def</span> <span class="hljs-title function_">description</span>(<span class="hljs-params">self</span>): | |
| <span class="hljs-keyword">return</span> ( | |
| <span class="hljs-string">"Pipeline generates images given different types of conditions!\n"</span> | |
| + <span class="hljs-string">"This is an auto pipeline block that works for text2img, img2img and inpainting tasks.\n"</span> | |
| + <span class="hljs-string">" - inpaint workflow is run when `mask` is provided.\n"</span> | |
| + <span class="hljs-string">" - img2img workflow is run when `image` is provided (but only when `mask` is not provided).\n"</span> | |
| + <span class="hljs-string">" - text2img workflow is run when neither `image` nor `mask` is provided.\n"</span> | |
| )<!-- HTML_TAG_END --></pre></div> <p data-svelte-h="svelte-e0psh3">包含<code>description</code>以避免任何关于如何运行块和需要什么输入的混淆<strong>非常</strong>重要。虽然<code>AutoPipelineBlocks</code>很方便，但如果它没有正确解释，其条件逻辑可能难以理解。</p> <p data-svelte-h="svelte-1hrujnn">创建<code>AutoImageBlocks</code>的一个实例。</p> <div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START -->auto_blocks = AutoImageBlocks()<!-- HTML_TAG_END --></pre></div> <p data-svelte-h="svelte-1ul4yal">对于更复杂的组合，例如在更大的管道中作为子块使用的嵌套<code>AutoPipelineBlocks</code>块，使用<code>get_execution_blocks()</code>方法根据你的输入提取实际运行的块。</p> <div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START -->auto_blocks.get_execution_blocks(<span class="hljs-string">"mask"</span>)<!-- HTML_TAG_END --></pre></div> <a class="!text-gray-400 !no-underline text-sm flex items-center not-prose mt-4" href="https://github.com/huggingface/diffusers/blob/main/docs/source/zh/modular_diffusers/auto_pipeline_blocks.md" target="_blank"><svg class="mr-1" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M31,16l-7,7l-1.41-1.41L28.17,16l-5.58-5.59L24,9l7,7z"></path><path d="M1,16l7-7l1.41,1.41L3.83,16l5.58,5.59L8,23l-7-7z"></path><path d="M12.419,25.484L17.639,6.552l1.932,0.518L14.351,26.002z"></path></svg> <span data-svelte-h="svelte-zjs2n5"><span class="underline">Update</span> on GitHub</span></a> <p></p> | |
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