Langchain json loader example. Initialize the JSONLoader.

Langchain json loader example. Understanding JSON and Its May 17, 2023 · I am trying to load a folder of JSON files in Langchain as: loader = DirectoryLoader(r'C:') But I got such an error message: ValueError: Json schema does not match the Unstructured schema. jq_schema (str) – The jq schema to use to extract the data or text from the JSON. LangChain implements a JSONLoader to convert JSON and JSONL data into LangChain Document objects. Here is the method: This example shows how to load and use an agent with a JSON toolkit. Parameters file_path (Union[str, Path]) – The path to the JSON or JSON Lines file. The second argument is a JSONPointer to the property to extract from each JSON object in the file. The loader will load all strings it finds in the JSON object. We can use an output parser to help users to specify an arbitrary JSON schema via the prompt, query a model for outputs that conform to that schema, and finally parse that schema as JSON. The method is called load and it is defined in the load. json', but it is not working. \n\nEvery document loader exposes two methods:\n1. A `Document` is a piece of text\nand associated metadata. Dec 27, 2023 · However, the LangChain codebase does contain a method that allows for loading a Python JSON dict directly. Example JSON file: This example goes over how to load data from JSONLines or JSONL files. loads. One document will be created for each JSON object in the file. For detailed documentation of all JSONLoader features and configurations head to the API reference. JSON files The JSON loader use JSON pointer to target keys in your JSON files you want to target. In the below example, we are using the OpenAPI spec for the OpenAI API, which you can Dec 9, 2024 · import json from pathlib import Path from typing import Any, Callable, Dict, Iterator, Optional, Union from langchain_core. py file. load or orjson. For example, there are document loaders for loading a simple `. Initialize the JSONLoader. If is_content_key_jq_parsable is True, this has to be a jq compatible JSON This notebook showcases an agent interacting with large JSON/dict objects. . Parameters: file_path (Union[str, PathLike]) – The path to the JSON or JSON Lines file. Jan 28, 2024 · After exploring how to use JSON files in a vector store, let’s integrate Chroma DB using JSON data in a chain. It uses a specified jq schema to parse the JSON files, allowing for the extraction of specific fields into the content and metadata of the LangChain Document. document_loaders. The agent is able to iteratively explore the blob to find what it needs to answer the user's question. documents import Document from langchain_community. JSON (JavaScript Object Notation) is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attribute–value pairs and arrays (or other serializable values). content_key (str) – The key to use to extract the content from the JSON if the jq_schema results to a list of objects (dict). For the purposes of this code, I used OpenAI model and embeddings. It is used when you already have a parsed JSON object, for example from json. Parameters: file_path (Union[str, Path]) – The path to the JSON or JSON Lines file. If is_content_key_jq_parsable is True, this has to be a jq compatible Initialize the JSONLoader. No JSON pointer example The most simple way of using it, is to specify no JSON pointer. Dec 9, 2024 · Initialize the JSONLoader. How to load JSON data JSON (JavaScript Object Notation) is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attribute–value pairs and arrays (or other serializable values). Can anyone tell me how to solve this problem? I tried using glob='**/*. If is_content_key_jq_parsable is True, this has to be a jq JSON (JavaScript Object Notation) is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attribute–value pairs and arrays (or other serializable values). "Load": load documents from the configured source\n2. Sep 21, 2024 · This guide will provide a comprehensive walkthrough on how to load JSON files in LangChain, covering everything from setup to practical implementations. txt` file, for loading the text\ncontents of any web page, or even for loading a transcript of a YouTube video. The following demonstrates how metadata can be extracted using the The tutorial is hands-on and provides practical insights into working with JSON data using Lang Chain's JSON Loader, highlighting key aspects like error handling, data extraction, and This notebook provides a quick overview for getting started with JSON document loader. It uses the jq python package. This method revives a LangChain class from a JSON object. base import BaseLoader While some model providers support built-in ways to return structured output, not all do. This is useful when you want to answer questions about a JSON blob that's too large to fit in the context window of an LLM. Generally, we want to include metadata available in the JSON file into the documents that we create from the content. oijjiaw houhzj yqfhx hppj esjppl eciif mdpbko syx zrgv llho