langchain
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Typescript bindings for langchain
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{"version":3,"file":"index.cjs","names":["ownerRepoCommit: string","options?: {\n apiKey?: string;\n apiUrl?: string;\n includeModel?: boolean;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n modelClass?: new (...args: any[]) => BaseLanguageModel;\n secrets?: Record<string, string>;\n secretsFromEnv?: boolean;\n }","basePull","load","generateOptionalImportMap","generateModelImportMap","bindOutputSchema","e: any"],"sources":["../../src/hub/index.ts"],"sourcesContent":["import { Runnable } from \"@langchain/core/runnables\";\nimport type { BaseLanguageModel } from \"@langchain/core/language_models/base\";\nimport { load } from \"../load/index.js\";\nimport {\n basePush,\n basePull,\n generateModelImportMap,\n generateOptionalImportMap,\n bindOutputSchema,\n} from \"./base.js\";\n\nexport { basePush as push };\n\n/**\n * Pull a prompt from the hub.\n *\n * @param ownerRepoCommit The name of the repo containing the prompt, as well as an optional commit hash separated by a slash.\n * @param options.apiKey LangSmith API key to use when pulling the prompt\n * @param options.apiUrl LangSmith API URL to use when pulling the prompt\n * @param options.includeModel Whether to also instantiate and attach a model instance to the prompt,\n * if the prompt has associated model metadata. If set to true, invoking the resulting pulled prompt will\n * also invoke the instantiated model. For non-OpenAI models, you must also set \"modelClass\" to the\n * correct class of the model.\n * @param options.modelClass If includeModel is true, the class of the model to instantiate. Required\n * for non-OpenAI models. If you are running in Node or another environment that supports dynamic imports,\n * you may instead import this function from \"langchain/hub/node\" and pass \"includeModel: true\" instead\n * of specifying this parameter.\n * @param options.secrets A map of secrets to use when loading, e.g.\n * {'OPENAI_API_KEY': 'sk-...'}`.\n * If a secret is not found in the map, it will be loaded from the\n * environment if `secrets_from_env` is `True`. Should only be needed when\n * `includeModel` is `true`.\n * @param options.secretsFromEnv Whether to load secrets from environment variables.\n * Use with caution and only with trusted prompts.\n * @returns\n */\nexport async function pull<T extends Runnable>(\n ownerRepoCommit: string,\n options?: {\n apiKey?: string;\n apiUrl?: string;\n includeModel?: boolean;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n modelClass?: new (...args: any[]) => BaseLanguageModel;\n secrets?: Record<string, string>;\n secretsFromEnv?: boolean;\n }\n) {\n const promptObject = await basePull(ownerRepoCommit, options);\n try {\n const loadedPrompt = await load<T>(\n JSON.stringify(promptObject.manifest),\n options?.secrets,\n generateOptionalImportMap(options?.modelClass),\n generateModelImportMap(options?.modelClass),\n options?.secretsFromEnv\n );\n return bindOutputSchema(loadedPrompt);\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n } catch (e: any) {\n if (options?.includeModel) {\n throw new Error(\n [\n e.message,\n \"\",\n `To load prompts with an associated non-OpenAI model, you must use the \"langchain/hub/node\" entrypoint, or pass a \"modelClass\" parameter like this:`,\n \"\",\n \"```\",\n `import { pull } from \"langchain/hub\";`,\n `import { ChatAnthropic } from \"@langchain/anthropic\";`,\n \"\",\n `const prompt = await pull(\"my-prompt\", {`,\n ` includeModel: true,`,\n ` modelClass: ChatAnthropic,`,\n `});`,\n \"```\",\n ].join(\"\\n\")\n );\n } else {\n throw e;\n }\n }\n}\n"],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;;AAoCA,eAAsB,KACpBA,iBACAC,SASA;CACA,MAAM,eAAe,MAAMC,sBAAS,iBAAiB,QAAQ;AAC7D,KAAI;EACF,MAAM,eAAe,MAAMC,wBACzB,KAAK,UAAU,aAAa,SAAS,EACrC,SAAS,SACTC,uCAA0B,SAAS,WAAW,EAC9CC,oCAAuB,SAAS,WAAW,EAC3C,SAAS,eACV;AACD,SAAOC,8BAAiB,aAAa;CAEtC,SAAQC,GAAQ;AACf,MAAI,SAAS,aACX,OAAM,IAAI,MACR;GACE,EAAE;GACF;GACA,CAAC,kJAAkJ,CAAC;GACpJ;GACA;GACA,CAAC,qCAAqC,CAAC;GACvC,CAAC,qDAAqD,CAAC;GACvD;GACA,CAAC,wCAAwC,CAAC;GAC1C,CAAC,qBAAqB,CAAC;GACvB,CAAC,4BAA4B,CAAC;GAC9B,CAAC,GAAG,CAAC;GACL;EACD,EAAC,KAAK,KAAK;MAGd,OAAM;CAET;AACF"}