{"id":19916,"date":"2025-12-16T13:04:30","date_gmt":"2025-12-16T05:04:30","guid":{"rendered":"https:\/\/92it.top\/?p=19916"},"modified":"2026-02-09T09:06:27","modified_gmt":"2026-02-09T01:06:27","slug":"langchain%e6%a0%b8%e5%bf%83%e4%b8%89%e7%bb%84%e4%bb%b6%e6%8b%86%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=19916","title":{"rendered":"LangChain\u6838\u5fc3\u4e09\u7ec4\u4ef6\u62c6\u89e3_\u7cfb\u52172"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\u5c0f\u7ea2\u4e66\uff1aAI\u4ea7\u54c1\u8d75\u54e5<\/p>\n\n\n\n<p><strong>\u524d\u8a00<\/strong>\u00a0<strong>\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f AI \u4ea7\u54c1\u8d75\u540c\u5b66\uff0c\u505a\u8fd9\u4e48\u591a\u5e74\u7684 AI \u4ea7\u54c1\uff0c\u9047\u5230\u6700\u591a\u7684\u95ee\u9898\u5c31\u662f\uff1aAI \u4ea7\u54c1\u7ecf\u7406\u9700\u4e0d\u9700\u8981\u61c2\u4ee3\u7801\uff1f\u9700\u4e0d\u9700\u8981\u81ea\u5df1\u8bad\u7ec3\u6a21\u578b\uff1f<\/p>\n\n\n\n<p>\u5f53\u7136\uff0c\u8fd9\u4e9b\u95ee\u9898\u6ca1\u6709\u6807\u51c6\u7b54\u6848\uff0c\u4e0d\u8fc7\u6211\u4e2a\u4eba\u5efa\u8bae\u8fd8\u662f\u8981\u5b66\u4e00\u5b66 LangChain\uff0c\u8bd5\u7740\u81ea\u5df1\u5199\u4e00\u4e9b AI \u5e94\u7528\uff0c\u8fd9\u6837\u6211\u4eec\u4f1a\u5bf9\u5927\u6a21\u578b\u7684\u8fb9\u754c\u6709\u66f4\u6df1\u523b\u7684\u7406\u89e3\u3002<\/p>\n\n\n\n<p>\u5176\u5b9e\uff0cLangChain \u6ca1\u90a3\u4e48\u7384\u4e4e\u3002\u629b\u5f00\u90a3\u4e9b\u82b1\u91cc\u80e1\u54e8\u7684\u540d\u8bcd\uff0c\u5b83\u672c\u8d28\u4e0a\u5c31\u662f\u4e00\u5957\u628a\u5927\u6a21\u578b\u548c\u5916\u90e8\u4e16\u754c\u8fde\u63a5\u8d77\u6765\u7684\u5de5\u5177\u4ee3\u7801\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4ea7\u54c1\u7ecf\u7406\u6765\u8bf4\uff0c\u4f60\u4e0d\u9700\u8981\u81ea\u5df1\u53bb\u5199\u5e95\u5c42\u5e93\uff0c\u4f46\u4f60\u5fc5\u987b\u7406\u89e3\u5b83\u7684\u903b\u8f91\u67b6\u6784\u3002\u56e0\u4e3a\u53ea\u6709\u61c2\u4e86\u5b83\u80fd\u505a\u4ec0\u4e48\u3001\u4e0d\u80fd\u505a\u4ec0\u4e48\uff0c\u4f60\u8bbe\u8ba1\u51fa\u6765\u7684 AI \u4ea7\u54c1\u624d\u843d\u5730\u5f97\u4e86\uff0c\u624d\u4e0d\u4f1a\u88ab\u5f00\u53d1\u603c\u56de\u53bb\u3002<\/p>\n\n\n\n<p>\u6211\u4f1a\u628a LangChain \u76f8\u5173\u7684\u5185\u5bb9\uff0c\u6c47\u603b\u8d77\u6765\u9646\u7eed\u53d1\u51fa\uff0c\u5728\u8fd9\u91cc\u6211\u4eec\u76f4\u63a5\u8bb2\u903b\u8f91\uff0c\u8bb2\u529f\u80fd\uff0c\u8bb2\u6570\u636e\u662f\u600e\u4e48\u6d41\u8f6c\u7684\u3002<\/p>\n\n\n\n<p>\u4eca\u5929\u662f\u7b2c\u4e00\u7bc7\uff0c\u6211\u4eec\u6765\u804a\u804a LangChain \u4e2d\u6700\u6838\u5fc3\u7684\u4e09\u4e2a\u7ec4\u5efa\uff1aModel\uff08\u6a21\u578b\uff09\u3001Prompt\uff08\u63d0\u793a\u8bcd\uff09\u3001Chain\uff08\u94fe\uff09\u3002<\/p>\n\n\n\n<p>\u641e\u61c2\u8fd9\u54e5\u4ee8\uff0c\u4f60\u5c31\u80fd\u7528 LangChain \u641e\u51fa\u4e00\u4e9b\u5c0f\u89c4\u6a21\u7684 AI \u5e94\u7528\u4e86\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e00\u3001Model\uff08\u6a21\u578b\uff09\uff1a\u662f\u5bf9\u8bdd\uff0c\u66f4\u662f\u8ba1\u7b97\u5355\u5143<\/strong>\u00a0<strong>\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5f88\u591a\u521d\u5b66\u8005\u89c9\u5f97 Model \u5c31\u662f ChatGPT\uff0c\u5c31\u662f\u4e2a\u804a\u5929\u6846\u3002\u4f46\u5728 LangChain \u7684\u5f00\u53d1\u903b\u8f91\u91cc\uff0cModel \u662f\u4e00\u4e2a \u8f93\u5165\u6587\u672c\u3001\u8f93\u51fa\u6587\u672c\u7684\u51fd\u6570\u63a5\u53e3\u3002<\/p>\n\n\n\n<p>LangChain \u91cc\u7684 Model \u7ec4\u4ef6\uff0c\u4e3b\u8981\u89e3\u51b3\u4e86\u4e00\u4e2a\u6838\u5fc3\u75db\u70b9\uff1a\u63a5\u53e3\u6807\u51c6\u5316\u7684\u7f3a\u5931\u3002<\/p>\n\n\n\n<p>\u5e02\u9762\u4e0a\u6709 OpenAI\u3001Anthropic\u3001Google Gemini\uff0c\u8fd8\u6709\u56fd\u5185\u7684\u767e\u5ea6\u6587\u5fc3\u3001\u963f\u91cc\u901a\u4e49\u3002\u6bcf\u5bb6\u7684 API \u8c03\u7528\u65b9\u5f0f\u90fd\u4e0d\u4e00\u6837\u3002\u5982\u679c\u4f60\u7684\u4ea7\u54c1\u4eca\u5929\u8981\u4ece GPT-4 \u5207\u6362\u5230 Claude 3\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u80fd\u8981\u91cd\u5199\u5927\u91cf\u4ee3\u7801\u3002<\/p>\n\n\n\n<p>LangChain \u7684 Model \u7ec4\u4ef6\u628a\u8fd9\u4e9b\u5dee\u5f02\u62b9\u5e73\u4e86\u3002\u5b83\u5b9a\u4e49\u4e86\u4e00\u5957\u7edf\u4e00\u6807\u51c6\uff1a\u65e0\u8bba\u5e95\u5c42\u7528\u4ec0\u4e48\u6a21\u578b\uff0c\u4e0a\u5c42\u7684\u8c03\u7528\u547d\u4ee4\u90fd\u662f\u4e00\u6837\u7684\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd391.1 \u4e24\u7c7b\u5173\u952e\u6a21\u578b\u7684\u533a\u522b<\/strong><\/p>\n\n\n\n<p>\u5728 LangChain \u4e2d\uff0cModel \u5206\u4e3a\u4e24\u7c7b\uff0c\u8fd9\u4e2a\u533a\u522b\u5bf9\u4ea7\u54c1\u8bbe\u8ba1\u81f3\u5173\u91cd\u8981\uff1a<\/p>\n\n\n\n<ul>\n<li>LLMs\uff08\u7eaf\u6587\u672c\u6a21\u578b\uff09\uff1a\u8fd9\u662f\u65e9\u671f\u7684 GPT-3 \u7684\u6a21\u5f0f\u3002\u8f93\u5165\u662f\u4e00\u4e32\u5b57\u7b26\u4e32\uff0c\u8f93\u51fa\u4e5f\u662f\u4e00\u4e32\u5b57\u7b26\u4e32\u3002\u5b83\u6ca1\u6709 \u201c\u5bf9\u8bdd\u5386\u53f2\u201d \u7684\u6982\u5ff5\uff0c\u5c31\u662f\u7b80\u5355\u7684\u6587\u672c\u7eed\u5199\u3002\n<ul>\n<li>\u8f93\u5165\uff1a\u201c\u5317\u4eac\u7684\u9996\u90fd\u662f\u201d<\/li>\n\n\n\n<li>\u8f93\u51fa\uff1a\u201c\u4e2d\u56fd\u3002\u201d<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>Chat Models\uff08\u804a\u5929\u6a21\u578b\uff09\uff1a\u8fd9\u662f\u73b0\u5728\u7684 GPT-4\u3001Claude \u7684\u6a21\u5f0f\u3002\u5b83\u7684\u5e95\u5c42\u867d\u7136\u8fd8\u662f\u6587\u672c\u7eed\u5199\uff0c\u4f46\u5728\u63a5\u53e3\u5c42\u9762\uff0c\u5b83\u63a5\u53d7\u7684\u662f \u6d88\u606f\u5217\u8868\uff08List of Messages\uff09\u3002\n<ul>\n<li>\u8f93\u5165\uff1a[SystemMessage: &#8220;\u4f60\u662f\u4e2a\u52a9\u624b&#8221;, HumanMessage: &#8220;\u5317\u4eac\u54ea\u6709\u597d\u5403\u7684\uff1f&#8221;]<\/li>\n\n\n\n<li>\u8f93\u51fa\uff1aAIMessage: &#8220;\u5317\u4eac\u70e4\u9e2d\u4e0d\u9519\u2026&#8221;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u4ea7\u54c1\u7ecf\u7406\u6ce8\u610f\u70b9\uff1a\u73b0\u5728\u7edd\u5927\u591a\u6570\u65b0\u5e94\u7528\uff0c\u90fd\u5e94\u8be5\u57fa\u4e8e Chat Models \u8fdb\u884c\u8bbe\u8ba1\u3002\u56e0\u4e3a\u5b83\u652f\u6301 System Prompt\uff08\u7cfb\u7edf\u63d0\u793a\u8bcd\uff09\uff0c\u8fd9\u5bf9\u63a7\u5236 AI \u7684\u4eba\u8bbe\u3001\u8fb9\u754c\u975e\u5e38\u5173\u952e\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd391.2. \u4ee3\u7801\u5177\u8c61\u5316\uff08Python \u793a\u4f8b\uff09<\/strong><\/p>\n\n\n\n<p>\u4f5c\u4e3a\u4ea7\u54c1\u7ecf\u7406\uff0c\u4e00\u5b9a\u4e0d\u8981\u60e7\u6015\u4ee3\u7801\uff0c\u8fd9\u91cc\u6211\u53ea\u5199\u6700\u5173\u952e\u7684\u51e0\u884c\uff0c\u4f60\u80fd\u770b\u61c2\u903b\u8f91\u5c31\u884c\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u5f15\u5165 LangChain \u7684 openAI \u63a5\u53e3\nfrom langchain_openai import ChatOpenAI\n\n# 1. \u5b9e\u4f8b\u5316\u6a21\u578b\n# temperature=0 \u8868\u793a\u7ed3\u679c\u6700\u786e\u5b9a\uff0c\u8d8a\u63a5\u8fd1 1 \u8d8a\u968f\u673a\n# model_name \u6307\u5b9a\u5177\u4f53\u7248\u672c\n# openai_api_base\u3001openai_api_key: \u9700\u8981\u5728.env\u4e2d\u914d\u7f6e\nchat_model = ChatOpenAI(temperature=0, model_name=\"gpt-3\")\n\n# 2. \u76f4\u63a5\u8c03\u7528\uff08\u867d\u7136\u80fd\u8dd1\uff0c\u4f46\u5728\u5b9e\u9645\u5de5\u7a0b\u4e2d\u5f88\u5c11\u8fd9\u4e48\u88f8\u5954\uff09\nresponse = chat_model.invoke(\"\u7ed9\u6211\u7684AI\u4ea7\u54c1\u8d77\u4e2a\u540d\u5b57\")\n\n# 3. \u6253\u5370\u7ed3\u679c\n# \u7ed3\u679c\u662f\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5305\u542b\u5185\u5bb9 content \u548c\u5143\u6570\u636e metadata\nprint(response.content)<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd391.3. \u7ecf\u9a8c\u8c08\uff1aModel \u5c42\u7684\u53c2\u6570\u9677\u9631<\/strong><\/p>\n\n\n\n<p>\u5728\u4ea7\u54c1\u8bbe\u8ba1\u6587\u6863\uff08PRD\uff09\u91cc\uff0c\u4f60\u5fc5\u987b\u5b9a\u4e49\u6e05\u695a\u4e24\u4e2a\u53c2\u6570\uff0c\u5f00\u53d1\u5f80\u5f80\u61d2\u5f97\u95ee\u4f60\u76f4\u63a5\u7528\u9ed8\u8ba4\u503c\uff0c\u6700\u540e\u6548\u679c\u4e0d\u597d\u5c31\u602a\u6a21\u578b\u4e0d\u884c\u3002<\/p>\n\n\n\n<ul>\n<li>1\uff0eTemperature\uff08\u6e29\u5ea6\uff09\uff1a\u63a7\u5236\u968f\u673a\u6027\u3002\u505a\u5ba2\u670d\u673a\u5668\u4eba\u3001\u6570\u636e\u63d0\u53d6\uff0c\u5fc5\u987b\u8bbe\u4e3a 0\uff0c\u6211\u4eec\u8981\u7684\u662f\u51c6\u786e\u548c\u7a33\u5b9a\u3002\u505a\u521b\u610f\u5199\u4f5c\u3001\u966a\u804a\uff0c\u53ef\u4ee5\u8bbe\u4e3a 0.7 \uff5e 0.9\u3002\u4e0d\u8981\u4ee5\u4e3a\u6a21\u578b\u81ea\u5df1\u77e5\u9053\u8be5\u4e25\u8c28\u8fd8\u662f\u8be5\u6d3b\u6cfc\uff0c\u8fd9\u9700\u8981\u4f60\u6765\u89c4\u5b9a\u3002<\/li>\n\n\n\n<li>2\uff0eMax Tokens\uff08\u6700\u5927\u957f\u5ea6\uff09\uff1a\u63a7\u5236\u8f93\u51fa\u7684\u5b57\u6570\u4e0a\u9650\u3002\u9632\u6b62\u6a21\u578b\u53d1\u75af\u8f93\u51fa\u4e00\u5927\u5806\u5e9f\u8bdd\uff0c\u6d88\u8017\u4f60\u7684 Token \u9884\u7b97\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e8c\u3001Prompt\uff08\u63d0\u793a\u8bcd\uff09\uff1a\u7ed3\u6784\u5316\u7ba1\u7406\u7684\u827a\u672f\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u65e2\u7136\u6a21\u578b\u53ef\u4ee5\u76f4\u63a5\u8c03\u7528\uff0c\u4e3a\u4ec0\u4e48 LangChain \u8fd8\u8981\u641e\u4e00\u4e2a Prompt \u7ec4\u4ef6\uff1f<\/p>\n\n\n\n<p>\u56e0\u4e3a\u786c\u7f16\u7801\uff08Hard Coding\uff09\u662f\u5de5\u7a0b\u5927\u5fcc\u3002\u60f3\u8c61\u4e00\u4e0b\uff0c\u4f60\u505a\u4e86\u4e00\u4e2a\u7ffb\u8bd1\u529f\u80fd\u7684 App\u3002\u5982\u679c\u4f60\u628a\u63d0\u793a\u8bcd\u5199\u6b7b\u5728\u4ee3\u7801\u91cc\uff1a&#8221;Please translate this to English:&#8221;\u3002\u5f53\u4f60\u60f3\u8981\u628a\u76ee\u6807\u8bed\u8a00\u6539\u6210\u6cd5\u8bed\uff0c\u6216\u8005\u60f3\u4f18\u5316\u4e00\u4e0b\u63d0\u793a\u8bcd\uff0c\u5f00\u53d1\u5c31\u9700\u8981\u53bb\u6539\u4ee3\u7801\u3001\u91cd\u65b0\u90e8\u7f72\u3002\u8fd9\u6548\u7387\u592a\u4f4e\u4e86\u3002<\/p>\n\n\n\n<p>LangChain \u7684 PromptTemplate\uff08\u63d0\u793a\u8bcd\u6a21\u677f\uff09\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\u5904\u7406\u5de5\u5382\u3002\u5b83\u628a\u9759\u6001\u7684\u6307\u4ee4\u548c\u52a8\u6001\u7684\u7528\u6237\u8f93\u5165\u5206\u79bb\u5f00\u6765\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd392.1. \u63d0\u793a\u8bcd\u6a21\u677f\u7684\u6784\u6210<\/strong><\/p>\n\n\n\n<p>LangChain \u63d0\u5021\u628a Prompt \u62c6\u89e3\u4e3a\u4e09\u4e2a\u89d2\u8272\u6d88\u606f\uff0c\u8fd9\u76f4\u63a5\u5bf9\u5e94 Chat Models \u7684\u7ed3\u6784\uff1a<\/p>\n\n\n\n<ul>\n<li>SystemMessage\uff08\u7cfb\u7edf\u6d88\u606f\uff09\uff1a\u8fd9\u662f\u4ea7\u54c1\u7684 \u201c\u4e0a\u5e1d\u89c6\u89d2\u201d\u3002\u4f8b\u5982\uff1a\u201c\u4f60\u662f\u4e00\u4e2a\u8d44\u6df1\u7684\u6cd5\u5f8b\u987e\u95ee\uff0c\u53ea\u56de\u7b54\u6cd5\u5f8b\u95ee\u9898\uff0c\u4e0d\u95f2\u804a\u3002\u201d \u8fd9\u90e8\u5206\u5185\u5bb9\u901a\u5e38\u7531\u4ea7\u54c1\u7ecf\u7406\u9884\u8bbe\u597d\uff0c\u7528\u6237\u4e0d\u53ef\u89c1\u3002<\/li>\n\n\n\n<li>HumanMessage\uff08\u4eba\u7c7b\u6d88\u606f\uff09\uff1a\u8fd9\u662f\u7528\u6237\u7684\u5b9e\u9645\u8f93\u5165\u3002\u4f8b\u5982\uff1a\u201c\u5408\u540c\u8fdd\u7ea6\u600e\u4e48\u8d54\u507f\uff1f\u201d<\/li>\n\n\n\n<li>AIMessage\uff08AI \u6d88\u606f\uff09\uff1a\u8fd9\u662f\u4e3a\u4e86\u7ed9\u6a21\u578b\u63d0\u4f9b \u201c\u793a\u4f8b\u201d \u6216\u8005 \u201c\u4e0a\u4e0b\u6587\u201d\u3002\u4f60\u53ef\u4ee5\u9884\u8bbe\u51e0\u8f6e\u9ad8\u8d28\u91cf\u7684\u95ee\u7b54\uff0c\u8ba9\u6a21\u578b\u7167\u732b\u753b\u864e\uff08\u8fd9\u53eb Few-Shot Prompting\uff0c\u5c11\u6837\u672c\u63d0\u793a\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd392.2. \u4ee3\u7801\u5177\u8c61\u5316<\/strong><\/p>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u5c55\u793a\u4e00\u4e2a\u5e26\u53d8\u91cf\u7684\u6a21\u677f\uff0c\u8fd9\u624d\u662f\u5de5\u7a0b\u5316\u7684\u5199\u6cd5\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">from langchain_core.prompts import ChatPromptTemplate\n\n# \u5b9a\u4e49\u4e00\u4e2a\u6a21\u677f\uff0c\u7528 {variable} \u6316\u597d\u5751\ntemplate = ChatPromptTemplate.from_messages([\n    (\"system\", \"\u4f60\u662f\u4e00\u4e2a\u4e13\u4e1a\u7684{industry}\u7ffb\u8bd1\u52a9\u624b\u3002\"),\n    (\"human\", \"\u8bf7\u5c06\u8fd9\u6bb5\u8bdd\u7ffb\u8bd1\u6210{language}\uff1a\\n{text}\")\n])\n\n# \u6b64\u65f6\u8fd9\u53ea\u662f\u4e00\u4e2a\u6a21\u677f\u5bf9\u8c61\uff0c\u8fd8\u6ca1\u6709\u586b\u5165\u5185\u5bb9\n# \u5f53\u7528\u6237\u64cd\u4f5c\u65f6\uff0c\u6211\u4eec\u518d\u628a\u53d8\u91cf\u586b\u8fdb\u53bb\nprompt = template.invoke({\n    \"industry\": \"\u533b\u7597\",\n    \"language\": \"\u4e2d\u6587\",\n    \"text\": \"My headache is getting worse.\"\n})\n\n# \u6700\u7ec8\u751f\u6210\u7ed9\u6a21\u578b\u7684\u771f\u5b9e\u8f93\u5165\u662f:\n# System: \u4f60\u662f\u4e00\u4e2a\u4e13\u4e1a\u7684\u533b\u7597\u7ffb\u8bd1\u52a9\u624b\u3002\n# Human: \u8bf7\u5c06\u8fd9\u6bb5\u8bdd\u7ffb\u8bd1\u6210\u4e2d\u6587: My headache is getting wors<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd392.3. \u7ecf\u9a8c\u8c08\uff1aPrompt \u4e5f\u662f\u4ee3\u7801<\/strong><\/p>\n\n\n\n<p>\u5728\u5b9e\u9645\u4ea7\u54c1\u5f00\u53d1\u4e2d\uff0c\u6211\u5efa\u8bae\u4ea7\u54c1\u7ecf\u7406\u628a Prompt \u5f53\u4f5c \u201c\u914d\u7f6e\u201d \u6765\u7ba1\u7406\u3002\u4e0d\u8981\u628a Prompt \u6563\u843d\u5728\u98de\u4e66\u6587\u6863\u6216\u8005\u53e3\u5934\u6c9f\u901a\u91cc\u3002LangChain \u751a\u81f3\u652f\u6301\u4ece\u4e13\u95e8\u7684 Prompt Hub \u62c9\u53d6\u63d0\u793a\u8bcd\u3002<\/p>\n\n\n\n<p>\u4f60\u7ed9\u5f00\u53d1\u7684\u4e0d\u4ec5\u662f\u4e00\u6bb5\u8bdd\uff0c\u800c\u5e94\u8be5\u662f\u4e00\u4e2a\u7ed3\u6784\u6e05\u6670\u7684 Template \u5b9a\u4e49\uff1a\u54ea\u4e9b\u662f\u6b7b\u7684\uff0c\u54ea\u4e9b\u662f\u6d3b\u7684\uff08\u53d8\u91cf\uff09\u3002\u7279\u522b\u662f Output Formatting\uff08\u8f93\u51fa\u683c\u5f0f\u5316\uff09\u7684\u6307\u4ee4\uff0c\u4e00\u5b9a\u8981\u5199\u5728 Prompt \u91cc\u3002\u6bd4\u5982\uff1a\u201c\u8bf7\u4ec5\u8f93\u51fa JSON \u683c\u5f0f\uff0c\u4e0d\u8981\u5305\u542b\u4efb\u4f55\u5176\u4ed6\u89e3\u91ca\u6027\u6587\u5b57\u3002\u201d \u8fd9\u70b9\u975e\u5e38\u91cd\u8981\uff0c\u6211\u4eec\u5728\u540e\u9762\u7684 Chain \u90e8\u5206\u4f1a\u7ec6\u8bf4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e09\u3001Chain\uff08\u94fe\uff09\uff1a\u5de5\u4f5c\u6d41\u7684\u7ec4\u88c5\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u8bed\u8a00\u6709\u4e86 Model \u548c Prompt\uff0c\u5355\u72ec\u7528\u5b83\u4eec\u4e5f\u80fd\u8dd1\u901a\u3002\u4f46\u73b0\u5b9e\u4e2d\u7684 AI \u5e94\u7528\u5f80\u5f80\u6ca1\u8fd9\u4e48\u7b80\u5355\u3002\u4e00\u4e2a\u6700\u57fa\u7840\u7684\u4e1a\u52a1\u6d41\u7a0b\u901a\u5e38\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n\n<ul>\n<li>1\uff0e\u7528\u6237\u8f93\u5165\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>2\uff0e\u7a0b\u5e8f\u628a\u5185\u5bb9\u586b\u5165 Prompt \u6a21\u677f\u3002<\/li>\n\n\n\n<li>3\uff0e\u628a\u5b8c\u6574\u7684 Prompt \u53d1\u9001\u7ed9 Model\u3002<\/li>\n\n\n\n<li>4\uff0e\u7a0b\u5e8f\u5904\u7406 Model \u8fd4\u56de\u7684\u5b57\u7b26\u4e32\uff0c\u8f6c\u6210 JSON \u6216\u5176\u4ed6\u683c\u5f0f\u3002<\/li>\n<\/ul>\n\n\n\n<p>Chain\uff08\u94fe\uff09\u7684\u4f5c\u7528\uff0c\u5c31\u662f\u628a\u8fd9\u4e9b\u72ec\u7acb\u7684\u6b65\u9aa4\uff0c\u6309\u7167\u987a\u5e8f\u4e32\u8054\u8d77\u6765\uff0c\u5f62\u6210\u4e00\u4e2a\u81ea\u52a8\u5316\u7684\u6d41\u6c34\u7ebf\u3002<\/p>\n\n\n\n<p>\u5728 LangChain \u7684\u65b0\u7248\u672c\u4e2d\uff0c\u6700\u91cd\u8981\u7684\u6982\u5ff5\u662f LCEL\uff08LangChain Expression Language\uff09\u3002\u8fd9\u662f\u4e00\u79cd\u7c7b\u4f3c\u4e8e Linux \u7ba1\u9053\u7b26\u7684\u8bed\u6cd5\uff0c\u5f88\u4f18\u96c5\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd393.1. \u6838\u5fc3\u64cd\u4f5c\u7b26\uff1aPipe\uff08|\uff09<\/strong><\/p>\n\n\n\n<p>LCEL \u4f7f\u7528\u00a0<code>|<\/code>\u00a0\u7b26\u53f7\u6765\u8fde\u63a5\u7ec4\u4ef6\u3002<code>A | B<\/code>\u00a0\u7684\u610f\u601d\u662f\uff1a\u8fd0\u884c A\uff0c\u7136\u540e\u628a A \u7684\u8f93\u51fa\u4f5c\u4e3a B \u7684\u8f93\u5165\uff0c\u8fd0\u884c B\u3002\u8fd9\u5c31\u6784\u6210\u4e86\u6570\u636e\u6d41\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd393.2. \u8fd9\u91cc\u7684\u7b2c\u4e09\u4e2a\u5173\u952e\u89d2\u8272\uff1aOutputParser<\/strong><\/p>\n\n\n\n<p>\u5728 Model \u548c Prompt \u4e4b\u5916\uff0c\u901a\u5e38\u5fc5\u987b\u901a\u8fc7 Chain \u5f15\u5165\u7b2c\u4e09\u4e2a\u7ec4\u4ef6\uff1aOutputParser\uff08\u8f93\u51fa\u89e3\u6790\u5668\uff09\u3002<\/p>\n\n\n\n<p>\u6a21\u578b\u5410\u51fa\u6765\u7684\u662f\u4e00\u5927\u6bb5\u6587\u672c\uff08String\uff09\u3002\u4f46\u4f60\u7684\u540e\u7aef\u4ee3\u7801\uff08Python\uff09\u901a\u5e38\u9700\u8981\u5904\u7406\u7684\u662f\u7ed3\u6784\u5316\u6570\u636e\uff08Object\/JSON\uff09\u3002<\/p>\n\n\n\n<p>\u6bd4\u5982\u4f60\u60f3\u505a\u4e00\u4e2a \u201c\u60c5\u611f\u5206\u6790\u5668\u201d\uff0c\u4f60\u5e0c\u671b\u6a21\u578b\u8fd4\u56de&nbsp;<code>{\"sentiment\": \"positive\", \"score\": 0.9 }<\/code>\uff0c\u800c\u4e0d\u662f &#8220;\u6211\u89c9\u5f97\u8fd9\u53e5\u8bdd\u60c5\u7eea\u5f88\u79ef\u6781&#8230;&#8221;\u3002<\/p>\n\n\n\n<p>OutputParser \u8d1f\u8d23\u628a\u6a21\u578b\u7684 \u201c\u4eba\u8bdd\u201d \u5f3a\u884c\u8f6c\u6362\u6210 \u201c\u673a\u5668\u8bed\u8a00\u201d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd393.3. \u4ee3\u7801\u5177\u8c61\u5316\uff1a\u6784\u5efa\u4f60\u7684\u7b2c\u4e00\u6761\u94fe<\/strong><\/p>\n\n\n\n<p>\u8fd9\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u3001\u53ef\u8fd0\u884c\u7684\u903b\u8f91\u95ed\u73af\u3002\u6211\u4eec\u8981\u5199\u4e00\u4e2a \u201c\u628a\u7528\u6237\u8f93\u5165\u8f6c\u6362\u6210\u7b80\u77ed\u63a8\u6587\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">from langchain_core.output_parsers import StrOutputParser\n\n# 1. \u51c6\u5907 Prompt \u6a21\u677f\nprompt = ChatPromptTemplate.from_template(\"\u8bf7\u628a\u8fd9\u6bb5\u6587\u5b57\u6539\u5199\u6210\u53ea\u670920\u4e2a\u5b57\u7684\u63a8\u6587\uff1a{topic}\")\n\n# 2. \u51c6\u5907\u6a21\u578b\nmodel = ChatOpenAI(model=\"gpt-4\")\n\n# 3. \u51c6\u5907\u8f93\u51fa\u89e3\u6790\u5668\n# StrOutputParser \u7684\u4f5c\u7528\u662f\u81ea\u52a8\u628a API \u8fd4\u56de\u7684\u590d\u6742\u5bf9\u8c61\u4e2d\u7684 content \u5b57\u6bb5\u63d0\u53d6\u51fa\u6765\noutput_parser = StrOutputParser()\n\n# 4. \u7ec4\u88c5\u94fe\u6761\uff08LCEL \u8bed\u6cd5\uff09\n# \u6570\u636e\u6d41\u5411\uff1a\u5b57\u5178\u8f93\u5165 -> \u586b\u5165\u6a21\u677f -> \u53d1\u7ed9\u6a21\u578b -> \u63d0\u53d6\u6587\u672c\u6587\u5b57\u4e32\nchain = prompt | model | output_parser\n\n# 5. \u8c03\u7528\u94fe\u6761\nresult = chain.invoke({\"topic\": \"LangChain \u662f\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u7684\u5927\u8bed\u8a00\u6a21\u578b\u5e94\u7528\u5f00\u53d1\u6846\u67b6\"})\n\nprint(result)\n# \u8f93\u51fa\u7ed3\u679c\u76f4\u63a5\u5c31\u662f\u5b57\u7b26\u4e32: \"LangChain\uff1a\u5f3a\u5927\u7684LM\u5e94\u7528\u5f00\u53d1\u6846\u67b6\u3002\"\n# \u6ca1\u6709\u591a\u4f59\u7684\u5143\u6570\u636e\uff0c\u5e72\u5e72\u51c0\u51c0\u3002<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd393.4. \u7ecf\u9a8c\u8c08\uff1aChain \u7684\u672c\u8d28\u662f\u89e3\u8026<\/strong><\/p>\n\n\n\n<p>\u4e3a\u4ec0\u4e48\u4e0d\u7528 Python \u7684 f-string \u62fc\u63a5\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u76f4\u63a5\u8c03 API\uff0c\u975e\u8981\u7528 Chain\uff1f<\/p>\n\n\n\n<p>\u8fd9\u6d89\u53ca\u5230\u53ef\u7ef4\u62a4\u6027\u3002\u5f53\u4f60\u4f7f\u7528 Chain \u65f6\uff0c\u8fd9\u4e09\u4e2a\u7ec4\u4ef6\u662f\u70ed\u63d2\u62d4\u7684\u3002<\/p>\n\n\n\n<ul>\n<li>\u89c9\u5f97 OpenAI \u8d35\u4e86\uff1f\u53ea\u66ff\u6362 model \u53d8\u91cf\uff0c\u628a ChatOpenAI \u6362\u6210 ChatAnthropic\uff0c\u5176\u4ed6\u7684 Prompt \u548c Parser \u903b\u8f91\u5b8c\u5168\u4e0d\u7528\u52a8\u3002<\/li>\n\n\n\n<li>\u89c9\u5f97\u8f93\u51fa\u683c\u5f0f\u4e0d\u5bf9\uff1f\u53ea\u5728\u6700\u540e\u52a0\u4e00\u4e2a JsonOutputParser\uff0c\u524d\u9762\u7684\u903b\u8f91\u4e5f\u4e0d\u7528\u52a8\u3002<\/li>\n<\/ul>\n\n\n\n<p>Chain \u8d4b\u4e88\u4e86 AI \u5e94\u7528\u6a21\u5757\u5316\u7684\u80fd\u529b\uff0c\u8fd9\u5bf9\u4ea7\u54c1\u8fed\u4ee3\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u56db\u3001\u5b9e\u6218\u62c6\u89e3\uff1a\u4e00\u4e2a\u771f\u5b9e\u7684\u4ea7\u54c1\u6848\u4f8b\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u4e3a\u4e86\u8ba9\u4f60\u5f7b\u5e95\u660e\u767d\u8fd9\u4e09\u8005\u5982\u4f55\u534f\u4f5c\uff0c\u6211\u4eec\u6765\u590d\u76d8\u4e00\u4e2a\u6211\u505a\u8fc7\u7684\u771f\u5b9e\u5c0f\u529f\u80fd\uff1a\u7528\u6237\u8bc4\u8bba\u81ea\u52a8\u6253\u6807\u673a\u3002<\/p>\n\n\n\n<p>\u9700\u6c42\uff1a\u540e\u53f0\u6536\u5230\u7528\u6237\u53cd\u9988\uff0cAI \u81ea\u52a8\u5224\u65ad\u60c5\u7eea\uff08\u6b63\u9762 \/ \u8d1f\u9762\uff09\uff0c\u5e76\u63d0\u53d6\u51fa\u7528\u6237\u63d0\u5230\u7684\u6838\u5fc3\u529f\u80fd\u70b9\uff0c\u751f\u6210 JSON \u5b58\u5165\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4e0d\u9002\u7528 LangChain\uff0c\u5f00\u53d1\u4eba\u5458\u9700\u8981\u5199\u5927\u91cf\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u6e05\u6d17\u6a21\u578b\u8fd4\u56de\u7684\u6570\u636e\u3002\u4f7f\u7528 LangChain\uff0c\u903b\u8f91\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u7b2c\u4e00\u6b65\uff1a\u5b9a\u4e49 Prompt<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u544a\u8bc9\u6a21\u578b\uff1a\u4f60\u662f\u4e00\u4e2a\u6570\u636e\u5206\u6790\u5e08\u3002\u4f60\u7684\u4efb\u52a1\u662f\u5206\u6790\u8bc4\u8bba\u3002\u8fd9\u91cc\u7684\u5173\u952e\u662f\uff0c\u6211\u4eec\u5728 Prompt \u91cc\u6ce8\u5165\u4e86\u683c\u5f0f\u8981\u6c42\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template = \"\"\"\n\u5206\u6790\u7528\u6237\u7684\u4ee5\u4e0b\u8bc4\u8bba:\n{comment}\n\n\u8bf7\u8f93\u51fa JSON \u683c\u5f0f, \u5305\u542b\u4e24\u4e2a\u5b57\u6bb5:\n1. sentiment: \"positive\" \u6216 \"negative\"\n2. features: \u4e00\u4e2a\u5217\u8868, \u5305\u542b\u63d0\u5230\u7684\u529f\u80fd\u70b9\n\"\"\"\n\nprompt = ChatPromptTemplate.from_template(template)<\/pre>\n\n\n\n<p><strong>\ud83d\udd39\u7b2c\u4e8c\u6b65\uff1a\u9009\u62e9 Model<\/strong><\/p>\n\n\n\n<p>\u6a21\u578b\u9009\u62e9\u53ef\u4ee5\u6839\u636e\u4f60\u9879\u76ee\u5bf9\u8f93\u51fa\u8d28\u91cf\u7684\u8981\u6c42\uff0c\u5f53\u7136\uff0c\u8d8a\u8d35\u7684\u6a21\u578b\u8d8a\u597d\uff0c\u8fd9\u662f\u6bcb\u5eb8\u7f6e\u7591\u7684\u3002\u8fd9\u91cc\u6211\u4eec\u7684\u6a21\u578b\uff0c\u9009\u62e9&nbsp;<code>gpt-4<\/code>&nbsp;\u6216&nbsp;<code>gpt-3.5-turbo<\/code>\uff0c\u8bbe\u7f6e&nbsp;<code>temperature=0<\/code>&nbsp;\u4fdd\u8bc1\u683c\u5f0f\u7a33\u5b9a\u3002<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u7b2c\u4e09\u6b65\uff1a\u5b9a\u4e49 OutputParser<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u9700\u8981\u6a21\u578b\u8fd4\u56de\u7684\u662f Python \u5b57\u5178\uff0c\u800c\u4e0d\u662f\u5b57\u7b26\u4e32\u3002LangChain \u63d0\u4f9b\u4e86&nbsp;<code>JsonOutputParser<\/code>\u3002<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u7b2c\u56db\u6b65\uff1a\u6784\u5efa Chain \u5e76\u6267\u884c<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u5047\u8bbe chain = prompt | model | json_parser\n\nuser_input = \"\u4f60\u4eec\u7684\u5bfc\u51fa\u529f\u80fd\u592a\u6162\u4e86\uff0c\u4f46\u662f\u754c\u9762\u771f\u7684\u5f88\u597d\u770b\uff01\"\ndata = chain.invoke({\"comment\": user_input})\n\n# \u6b64\u65f6 data \u5df2\u7ecf\u662f\u6807\u51c6\u7684 Python \u5b57\u5178\/JSON\n# data = {\n#     \"sentiment\": \"mixed\",\n#     \"features\": [\"\u5bfc\u51fa\u529f\u80fd\", \"\u754c\u9762\"]\n# }<\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff1a<\/p>\n\n\n\n<ol>\n<li>Prompt \u8d1f\u8d23\u628a\u81ea\u7136\u8bed\u8a00\u9700\u6c42\u548c\u683c\u5f0f\u7ea6\u675f\u5b9a\u4e49\u597d\u3002<\/li>\n\n\n\n<li>Model \u8d1f\u8d23\u8fdb\u884c\u903b\u8f91\u63a8\u7406\u548c\u63d0\u53d6\u3002<\/li>\n\n\n\n<li>Chain \u8d1f\u8d23\u8fde\u63a5\u8f93\u5165\u8f93\u51fa\u3002<\/li>\n\n\n\n<li>Parser \u8d1f\u8d23\u628a\u7ed3\u679c\u6e05\u6d17\u6210\u6570\u636e\u5e93\u80fd\u76f4\u63a5\u7528\u7684\u683c\u5f0f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8fd9\u5c31\u662f\u4e00\u4e2a\u6807\u51c6\u7684 AI Native \u529f\u80fd\u7684\u5f00\u53d1\u8303\u5f0f\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e94\u3001\u603b\u7ed3\u4e00\u4e0b\u5427\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u8bfb\u5230\u8fd9\uff0c\u4f60\u5e94\u8be5\u80fd\u5efa\u7acb\u8d77\u8fd9\u6837\u7684\u8ba4\u77e5\uff1a<\/p>\n\n\n\n<ul>\n<li>Model \u662f\u5e95\u5c42\u7684\u53d1\u52a8\u673a\uff0c\u63d0\u4f9b\u7b97\u529b\uff0c\u4f46\u4e0d\u7ba1\u4e1a\u52a1\u903b\u8f91\u3002<\/li>\n\n\n\n<li>Prompt \u662f\u4e1a\u52a1\u903b\u8f91\u7684\u8f7d\u4f53\uff0c\u51b3\u5b9a\u4e86\u6a21\u578b\u600e\u4e48\u5e72\u6d3b\u3002<\/li>\n\n\n\n<li>Chain \u662f\u4f20\u9001\u5e26\uff0c\u628a\u539f\u6750\u6599\uff08\u7528\u6237\u8f93\u5165\uff09\u7ecf\u8fc7\u52a0\u5de5\uff08Prompt\uff09\uff0c\u9001\u5230\u53d1\u52a8\u673a\uff08Model\uff09\uff0c\u6700\u540e\u5305\u88c5\u6210\u6210\u54c1\uff08Parser \u8f93\u51fa\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4f5c\u4e3a\u7eaf\u4ea7\u54c1\u7ecf\u7406\uff0c\u4f60\u4e0d\u9700\u8981\u5b66\u4f1a\u5199&nbsp;<code>chain = prompt | model<\/code>&nbsp;\u8fd9\u884c\u4ee3\u7801\uff0c\u4f46\u5f53\u4f60\u7ed9\u5f00\u53d1\u63d0\u9700\u6c42\u65f6\uff0c\u4f60\u7684\u601d\u8def\u8def\u5f84\u5e94\u8be5\u662f\uff1a<\/p>\n\n\n\n<ul>\n<li>\u201c\u8fd9\u4e2a\u529f\u80fd\uff0cSystem Prompt \u6211\u4eec\u600e\u4e48\u8bbe\u5b9a\uff1f\u201d<\/li>\n\n\n\n<li>\u201c\u8fd9\u91cc\u9700\u8981\u51e0\u4e2a\u53d8\u91cf\u8f93\u5165\uff1f\u201d<\/li>\n\n\n\n<li>\u201c\u6a21\u578b\u8f93\u51fa\u5fc5\u987b\u662f JSON \u683c\u5f0f\uff0c\u5b57\u6bb5\u5b9a\u4e49\u662f XYZ\u3002\u201d<\/li>\n\n\n\n<li>\u201c\u8fd9\u4e2a\u73af\u8282\u6211\u4eec\u8981\u4e0d\u8981\u62c6\u6210\u4e24\u4e2a Chain \u6765\u505a\uff1f\u201d<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u8f6c\u8f7d\u5c0f\u7ea2\u4e66\uff1aAI\u4ea7\u54c1\u8d75\u54e5 \u524d\u8a00\u00a0\ud83d\udd16 \u5927\u5bb6\u597d\uff0c\u6211\u662f AI \u4ea7\u54c1\u8d75\u540c\u5b66\uff0c\u505a\u8fd9\u4e48\u591a\u5e74\u7684 AI \u4ea7\u54c1\uff0c\u9047\u5230\u6700\u591a\u7684\u95ee\u9898\u5c31 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/19916"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19916"}],"version-history":[{"count":3,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/19916\/revisions"}],"predecessor-version":[{"id":20319,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/19916\/revisions\/20319"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}