Langchain pandas agent example Rather, they have their own independent scratchpads, and then their final responses are appended to a global scratchpad. 5-turbo", temperature=0) agent_executor = create_python Oct 29, 2023 · Here, create_csv_agent will return another function create_pandas_dataframe_agent(llm, df) where df is the pandas dataframe read from the csv file and llm is the model used to instantiate the agent. agent_toolkits import create_pandas_dataframe_agent from langchain Aug 11, 2023 · I updated my post with a screenshot if you have 5 minutes to have a look,. The goal of this python app is to incorporate Azure OpenAI GPT4 with Langchain CSV and Pandas agents to allow a user to query the CSV and get answers in in text, linge graphs or bar charts. agent_types import AgentType import pandas as pd # Create a pandas dataframe df = pd. The code interpreter environment includes many popular Python packages, such as NumPy, pandas, and scikit-learn. This notebook goes over adding memory to an Agent. agents ¶. It is mostly optimized for question answering. read_csv (file_path) # Create a pandas dataframe agent with the GPT-3. We will first create it WITHOUT memory, but we will then show how to add memory in. Nov 13, 2024 · LangChain allows us to create agents that can perform a variety of tasks. agent_toolkits import create_pandas_dataframe_agent from langchain_community. However I want to pass one dynamic variable with the prompt. my question is, what if I wanna build a zero shot react agent with the ability of csv_agent inside , like making csv_agent a tool or agents #. csv', verbose=True). name) p_agent = create_pandas_dataframe_agent(llm=langchain_llm, df=df, verbose=False, allow_dangerous_code=True, handle_parsing_errors=True) iii. Handling User Input and Interaction. agent_toolkits import create_pandas_dataframe_agent from typing import Any, List, Mapping, Optional from langchain_core. , few-shot examples) or validation for expected parameters. Based on my understanding, the issue is about a pandas dataframe agent in the Langchain library returning incorrect results even though the action input is correct. agents import create_pandas_dataframe_agent agent = create_pandas_dataframe_agent( OpenAI(temperature=0), df, verbose=True ) In this tutorial, we'll learn how to create a prompt template that uses few-shot examples. Jun 1, 2024 · import os import pandas as pd from langchain. We will also compare the agents to traditional query languages, provide real-world examples of how they have been used to improve the querying of tabular data and discuss potential future developments and applications. language_models. Ollama Tool Calling in Python. chat_models import ChatOpenAI from langchain. agent_toolkits. filedatalake import Aug 5, 2024 · Using LangChain’s create_pandas_dataframe_agent, you can seamlessly integrate LLMs with your data analysis workflows. I'm using the create_pandas_dataframe_agent to create an agent that does the analysis with OpenAI's GPT-3. csv") llm = ChatOpenAI (model = "gpt-3. It uses Streamlit as the UI. Like working with SQL databases, the key to working with CSV files is to give an LLM access to tools for querying and interacting with the data. agents import Tool from langchain_experimental. language_model import BaseLanguageModel from langchain. RunnableAgent¶ class langchain. as_tool will instantiate a BaseTool with a name, description, and args_schema from a Runnable. We will create an agent using LangChain’s capabilities, integrating the LLAMA 3 model from Ollama and utilizing the Tavily search tool Apr 26, 2024 · Creating Custom Agents. base from langchain. When this FewShotPromptTemplate is formatted, it formats the passed examples using the example_prompt, then and adds them to the final prompt before suffix: Aug 7, 2024 · Here‘s how we can load this into a pandas dataframe and initialize an agent in Langchain: import pandas as pd from langchain. Notice that beside the list of tools, the only thing we need to pass in is a language model to use. Oct 3, 2024 · import pandas as pd from langchain_experimental. Dec 22, 2024. Dec 18, 2024 · a. prompts import ChatPromptTemplate, MessagesPlaceholder import pandas as pd df = pd. It provides a unified interface to create agents based on different language models such as OpenAI. llms import OpenAI from langchain. Example Aug 5, 2023 · Pandas: The well-known library for working with tabular data. 198 while using the lagchain create_pandas_dataframe_agent, it was able to generate the correct intermediate command, but when it came to execute it, it says pd is not defined. read_csv(file. Bases: BaseSingleActionAgent Agent powered by Runnables. In this tutorial, we'll be using the pandas DataFrame Agent, which can be created using create_pandas_dataframe_agent() from langchain. Apr 27, 2023 · LangChainのPandas Dataframe Agentとは. however, for toolkit part , we have some csv_agent, pandas_agent that are build with : agent = create_csv_agent(OpenAI(temperature=0), 'titanic. To create a Langchain agent, we’ll use the built-in pandas agent. base import create_python_agent llm = OpenAI(model="gpt-3. 5-turbo", temperature=0) # Create the pandas dataframe agent agent_executor = create_pandas_dataframe_agent ( llm=llm, df=df, agent_type="openai-tools", verbose=True . Jul 19, 2024 · `如何使用代理与pandas DataFrame进行交互`展示了如何使用LangChain Agent与pandas DataFrame进行交互。 注意:这个代理在底层调用Python代理，Python代理执行LLM生成的Python代码——如果LLM生成的Python代码是有害的，可能会产生意外的结果，所以请谨慎使用。 Feb 4, 2024 · I am sure that this is a bug in LangChain rather than my code. After executing actions, the results can be fed back into the LLM to determine whether more actions are needed, or whether it is okay to finish. The name of the dataframe is `df`. py # main. 65¶ langchain_experimental. agents import create_pandas_dataframe_agent import pandas as pd # Assume agent1 creates a dataframe df = pd. Here is how: Load your time series data: Simply upload your data into LangChain as you normally would. When True, after invoking the given tool, the agent will stop and return the result direcly to the user. The CSV agent uses the Python agent to execute code but particularly utilizes the Pandas DataFrame agent to work with CSV files. Pandas DataFrame agent - an agent capable of question-answering over Pandas dataframes, builds on top extra_tools (Sequence) – Additional tools to give to agent on top of a PythonAstREPLTool. return_direct: boolean: Only relevant for agents. With Langchain’s automation capabilities, organizations can enhance Pass the examples and formatter to FewShotPromptTemplate Finally, create a FewShotPromptTemplate object. environ["OPENAI_API_KEY"] = "" Now we can use Pandas‘ read_csv Aug 6, 2023 · After you initialize the agent you can repurpose(?) it to take in a df which is relevant to the outputs, using the below. I'm working with a DataFrame that contains enterprise data from our employees, and the main objective is to retrieve information from our employees using the agent. The create_csv_agent() function will return an AgentExecutor instance that you can use in your chain. I'm new to LangChain and need some assistance. csv") # Create a language model instance llm = ChatOpenAI (model = "gpt-3. This notebook goes through how to create your own custom agent. g. There are a few Mar 6, 2024 · Hey there, @Raghulkannan14!Great to see you diving into another issue. agents import AgentExecutor from langchain. Jul 11, 2023 · The outputs of the CSV agent and Pandas Dataframe agents are similar, which makes sense because both agents call the Pandas DataFrame agent under the hood, which in turn calls the Python agent. Agent. Load the data and create the Agent. In Chains, a sequence of actions is hardcoded. prompt import PREFIX_FUNCTIONS from langchain_openai import ChatOpenAI import pandas as pd df = pd. In this tutorial, we'll explore how to implement a multi-agent network using LangGraph. It can be used to provide more information (e. callbacks. Returns: An AgentExecutor with the specified agent_type agent and access to a PythonAstREPLTool with the loaded DataFrame(s) and any user-provided extra_tools. pandas. Expectation May 18, 2023 · from langchain. 这个笔记本展示了如何使用代理与 csv 进行交互。主要优化了问答功能。 注意: 这个代理在内部调用了 Pandas DataFrame 代理，而 Pandas DataFrame 代理又调用了 Python 代理，后者执行 LLM 生成的 Python 代码 - 如果 LLM 生成的 Python 代码有害的话，这可能会造成问题。 Nov 15, 2024 · The agent will process the CSV and answer questions in natural language: df = pd. Oct 11, 2023 · import pandas as pd from langchain_openai import ChatOpenAI from langchain_experimental. It takes user inputs, decides which tools to use, executes them, and provides the final response. base. agents import AgentType, initialize_agent from langchain. LangChain’s Pandas Agent seamlessly integrates LLMs into your existing workflows. . This toolkit is used to interact with the browser. Use cautiously. Where possible, schemas are inferred from runnable. import openai import pandas as pd from dotenv import load_dotenv from langchain. get_input_schema. agent_toolkits import create_pandas_dataframe_agent from langchain_openai import OpenAI llm = OpenAI (temperature = 0) suffix = """ This is the result of We would like to show you a description here but the site won’t allow us. pandas. toolkit import SQLDatabaseToolkit toolkit = SQLDatabaseToolkit ( db = db , llm = llm ) API Reference: SQLDatabaseToolkit Dec 9, 2024 · Create a BaseTool from a Runnable. May 25, 2023 · Hi, @ayush-1506!I'm Dosu, and I'm here to help the LangChain team manage their backlog. RunnableAgent [source] ¶. I 've been trying to get LLama 2 models to work with them. Pandas Dataframe Agent# This notebook shows how to use agents to interact with a pandas dataframe. Jun 11, 2024 · It is fascinating to explore the concept of building a Data Analyst. Example Code. chat_models import AzureChatOpenAI, ChatOpenAI from langchain. from_agent_and_tools( agent=agent, tools=tools ) where Aug 9, 2024 · Check for Known Issues: There might be known issues or bugs related to the ChatOllama model when used with the create_pandas_dataframe_agent function. Agents are powerful because they can orchestrate multiple tools to achieve complex tasks. E2B's cloud environments are great runtime sandboxes for LLMs. agents import create_pandas_dataframe_agent And importing OpenAI + Python‘s Pandas: from langchain. This allows you to leverage the power of natural language processing to The SimpleJsonOutputParser for example can stream through partial outputs: from langchain . create_pandas_dataframe_agent(llm, df) will return another class method AgentExecutor. In a later section, we’ll will explain how you can use built-in LangChain agents. Aug 31, 2024 · Wondering about Pandas Query Engine in Langchain; How can we use create_pandas_dataframe_agent in Multi-agent Collaboration? Create_pandas_dataframe_agent as a tool; To incorporate your Python_Pandas agent into a LangGraph workflow, you can follow the example provided below: Custom agent. Great to see you again and thanks for reaching out with your question! To incorporate a prompt template into the create_csv_agent function in the LangChain framework, you would need to modify the function to accept the prompt template as an argument. code-block:: python from langchain_openai import ChatOpenAI from langchain_experimental. 本笔记展示了如何使用代理与 Pandas 数据框 进行交互。 它主要针对问答进行了优化。 注意：此代理在后台调用 Python 代理，该代理执行 LLM 生成的 Python 代码 - 如果 LLM 生成的 Python 代码有害，这可能会很糟糕。 Nov 8, 2023 · The create_pandas_dataframe_agent function in Langchain is designed to enable interaction with a Pandas DataFrame for question-answering tasks. pandas_dataframe_agent: from langchain_experimental. Only the 70b model seems to be compatible with the formats the agents are requring. csv‘) agent = create_pandas_dataframe_agent(OpenAI(temperature=0), df, verbose=True) Jun 30, 2024 · This weekend I am experimenting how two frameworks that overlap compare with each other, langchain and crewAI. llms import OpenAI llm = OpenAI (temperature = 0. Sep 3, 2023 · LangChain’s Pandas Agent enables users to harness the power of LLMs to perform data processing and analysis with Pandas. Natural Language API Toolkits (NLAToolkits) permit LangChain Agents to efficiently plan and combine calls across endpoints. . run("how many rows are there?") Mar 6, 2024 · Use the create_pandas_dataframe_agent function to create an agent that can process your DataFrame. agent_toolkits module of LangChain version '0. 📄️ PlayWright Browser. An example of this could be: p_agent. agent_executor = AgentExecutor (agent = agent, tools = tools, verbose = True) Using ReAct Agent This is a less reliable type, but is compatible with most models Jun 20, 2023 · I'm experimenting with Langchain to analyze csv documents. In this article, we will explore how to use Langchain Pandas Agent to guide a dataset. Aug 20, 2024 · In this article, we delve into the core concepts of the LangChain Pandas Agent, exploring its architecture, benefits, and practical applications. Aug 28, 2023 · from typing import Any, List, Optional, Union from langchain. This object takes in the few-shot examples and the formatter for the few-shot examples. import pandas as pd from langchain_experimental. I want to find top 3 manager names for the department "CSE". We will use a dataset from the pandas-dev GitHub account. The available agent types are action agents or plan-and-execute agents. Here’s the setup that is used for this example. Yery O'Dell. llms import OpenAI import pandas as pd. storage. agents import AgentType from langchain_experimental. I changed it a bit as I am using Azure OpenAI account referring this. b. However, as a Data Scientist, I would like to directly call my pandas DataFrame and analyze it using agents. Agents are systems that use LLMs as reasoning engines to determine which actions to take and the inputs necessary to perform the action. In LangChain, an agent is an entity that can perform actions by utilizing various tools. Jul 25, 2024 · Introduction: create_pandas_dataframe_agent. allow_dangerous_code (bool) – bool, default False This agent relies on access to a python repl tool which can execute arbitrary code. (It even runs on my 5 year old M1 Macbook Pro). Before going through this notebook, please walkthrough the following notebooks, as this will build on top of both of them: Memory in LLMChain; Custom Agents; In order to add a memory to an agent we are going to perform the following steps: We are going to create an LLMChain Jun 16, 2024 · I'm working with a langchain pandas agent using GPT-4 from Azure OpenAI as the LLM. Oct 2, 2023 · Building a Secure Sandbox for LangChain’s create_pandas_dataframe_agent Using Docker. -t langchain-streamlit-agent:latest. engine (Literal['pandas', 'modin']) – One of “modin” or “pandas”. 5-turbo", temperature = 0) # Use the dataframe created by agent1 to create langchain_pandas_agent is a project that leverages the capabilities of the LangChain library and OpenAI 3. LangChain agents use tools to interact with third-party applications. python. LangChain agents aren’t limited to searching the Internet. This is generally the most reliable way to create agents. In. The create_pandas_dataframe_agent function constructs a Pandas agent from a language model and DataFrame(s), allowing for the execution of arbitrary code in a sandboxed environment . It imports necessary libraries, handles API key loading, displays a user-friendly interface for file upload and data preview, creates a Pandas DF agent with OpenAI, and executes user queries. Jul 19, 2023 · This is assuming that LangChain has support for Hugging Face models. agent_toolkits import create_csv_agent from typing import Any class CSVAgent: def __new__ ( cls, llm: str, csv: str, pandas_kwargs: dict | None, verbose = False, ** kwargs: Any) -> AgentExecutor: return Azure Container Apps dynamic sessions provides a secure and scalable way to run a Python code interpreter in Hyper-V isolated sandboxes. agents. agents kwargs (Any) – Additional kwargs to pass to langchain_experimental. create_pandas_dataframe_agent(). prompts import ChatPromptTemplate from vector import vector_store # Load the local model llm = Ollama(model="llama3:8b") # Set up prompt template template = """You are a helpful assistant analyzing pizza restaurant reviews. This is a ReAct agent which uses the PythonREPLTool. agent_types import AgentType from langchain_experimental. 5 for crewAI and IMO cmd R is better at understanding and following instructions. The best way to do this is with LangSmith. Returns An AgentExecutor with the specified agent_type agent and access to a PythonAstREPLTool with the loaded DataFrame(s) and any user-provided extra_tools. We will create a PandasDataFrameAgent to interact with the data. Remember this data is safe. Pandas 数据框. In this section we'll go over how to build Q&A systems over data stored in a CSV file(s). output_parsers . Agent is a class that uses an LLM to choose a sequence of actions to take. NOTE: this agent calls the Python agent under the hood, which executes LLM generated Python code - this can be bad if the LLM generated Python code is harmful. It reads the CSV file(s) from the provided path(s) into a DataFrame, and finally returns a pandas DataFrame agent. agent. Run the Docker container using docker-compose; Edit the Command in docker-compose with the target Streamlit app docker-compose up. sql. prompt import PREFIX but the results are not the best. llms import Ollama from langchain_core. This agent can perform various data manipulation and analysis tasks on pandas DataFrames, making data science workflows more efficient and intuitive. Create a new model by parsing and validating input data from keyword arguments. Dec 27, 2023 · Then creating a Pandas DataFrame agent: from langchain. Hello @nithinreddyyyyyy,. Use Case In this tutorial, we'll configure few-shot examples for self-ask with search. Currently, we are having two main issues: Jul 19, 2024 · I searched the LangChain documentation with the integrated search. LLMを使いやすくwrapしてくれるLangChainにはいくつかAgentというLLMとToolと呼ばれるものを組み合わせて実行する仕組みが用意されています。 Memory in Agent. agents import create_pandas_dataframe_agent from langchain. With Pandas Agent Langchain, you can automate Oct 1, 2023 · Then we define the pandas agent object and finally we pass the messages/queries, st. This discussion is to develop a mapping between libraries for the example of re-implementing the create_pandas_dataframe_agent in LangGraph. 5-turbo", temperature = 0) agent_executor = create_pandas_dataframe_agent (llm, df, agent_type = "tool-calling", verbose = True) Dec 9, 2024 · from langchain_openai import ChatOpenAI from langchain_experimental. The two main ways to do this are to either: Feb 13, 2024 · from langchain. We need to import the libraries we installed, note that we are also importing OpenAI. Jun 25, 2023 · In this article, we walk thru the steps to build your own Natural Language enabled Pandas DataFrame Agent using the LangChain library and an OpenAI account. Below is the snippet of my code Jul 5, 2023 · This article provides a concise step-by-step guide to creating a Langchain agent using the pre-built pandas agent. #Pandas Dataframe 代理. llms import OpenAI import pandas as pd Getting down with the code. 5-turbo-0613 model. 3. Understanding Agents in LangChain. This can be from langchain_openai import ChatOpenAI from langchain_experimental. agents import create_pandas_dataframe_agent from langchain. For instance, in the following script, we ask the agent to return the mean value from the fare column. The Python Agent is where the actual execution happens. Vectorstore agent - an agent capable of interacting with vector stores. Here we focus on how to move from legacy LangChain agents to more flexible LangGraph agents. 9 Dec 22, 2023 · I am using the CSV agent which is essentially a wrapper for the Pandas Dataframe agent, both of which are included in langchain-experimental. document_loaders import DataFrameLoader API Reference: DataFrameLoader loader = DataFrameLoader ( df , page_content_column = "Team" ) pandas is a fast, powerful, flexible and easy to use open source data analysis and manipulation tool, See a usage example. memory import ConversationBufferMemory from langchain_experimental. A Pandas DataFrame is a popular data structure in the Python programming language, commonly used for data manipulation and analysis. See the Azure Container App docs for more info on how sessions Mar 9, 2024 · from langchain. Jan 31, 2025 · This tutorial shows you how to download and run DeepSeek-R1 on your laptop computer for free and create a basic AI Multi-Agent workflow. py from langchain_community. langchain-pandas-agent-example LangChain is a library that utilizes natural language processing and machine learning algorithms to create agents to answer questions from CSV data. py: Chatbot to ask questions about a pandas DF (Note: uses PythonAstREPLTool which is vulnerable to arbitrary code execution, see langchain #7700) Apps feature LangChain 🤝 Streamlit integrations such as the Callback integration and StreamlitChatMessageHistory . Jun 12, 2023 · Creating a Langchain Agent. I do have a follow up question. 5-turbo API model agent = create_pandas_dataframe_agent Pandas Dataframe. agent_types import AgentType from langchain_experimental. run("Who are Jul 4, 2023 · I am trying to use Langchain for structured data using these steps from the official document. Run the Docker container directly; docker run -d --name langchain-streamlit-agent -p 8051:8051 langchain-streamlit-agent:latest. json import SimpleJsonOutputParser json_prompt = PromptTemplate . This approach is recommended when Sep 26, 2023 · Langchain's CSV agent and pandas dataframe agents support openai models which are gated behind paid API subscriptions. Jul 1, 2024 · LangChain provides a dedicated CSV Agent which is optimized for Q&A tasks. Mar 31, 2024 · With LangChain’s Pandas Agent, you can tap into the power of Large Language Models (LLMs) to navigate through data effortlessly. base import create_pandas_dataframe_agent from langchain. Creating Tools. Unfortunately, I couldn't find specific information on this, but you might want to check the LangChain repository for any updates or discussions. You can create a simple data frame and apply an agent to manipulate the data. 5-turbo", temperature = 0) agent_executor = create_pandas_dataframe_agent (llm, df, agent_type = "tool-calling", verbose = True) agents #. Nov 20, 2024 · ## 如何设置Pandas DataFrame Agent 我们可以通过Langchain提供的 `create_pandas_dataframe_agent` 函数来初始化一个Pandas DataFrame Agent。这个函数支持多种Agent Type，包括 `ZERO_SHOT_REACT_DESCRIPTION` 和 `OPENAI_FUNCTIONS` 。后者特别适合大规模数据集并行处理。 Something went wrong and this page crashed! If the issue persists, it's likely a problem on our side. CSV 代理. langchain_pandas. In this notebook we will show how those parameters map to the LangGraph react agent executor using the create_react_agent prebuilt helper method. For the most part this is not a fair experiment, since I'm using Cohere's cmd r for langchain and GPT 3. E2B's Data Analysis sandbox allows for safe code execution in a sandboxed environment. 这个文档展示了如何使用代理与 pandas dataframe 进行交互。主要用于问答。 注意：该代理在内部调用 Python 代理，执行由语言模型生成的 Python 代码 - 如果语言模型生成的 Python 代码具有恶意，这可能会造成危险。 Apr 9, 2025 · Here’s a basic example of how to use Pandas with Langchain. It's easy to get the agent going, I followed the examples in the Langchain Docs. LangChain has several large language models, but this example uses OpenAI. OpenAI won’t track the data passed through API requests or use this data to train their model. messages, from the chatbot into the pandas agent, which does all the heavy-lifiting for converting the query into valid pandas code. agents import create_pandas_dataframe_agent import pandas as pd df = pd. Load the LLM Apr 26, 2024 · agent_executor = create_pandas_dataframe_agent(llm, df, agent_type="zero-shot-react-description", verbose=True, return_intermediate_steps=True) create_pandas_dataframe_agent: This function creates a LangChain agent tailored for working with Pandas DataFrames. excel import UnstructuredExcelLoader def create_excel_agent Aug 23, 2023 · However, upon reviewing the source code, I believe this could also be applied to the CSV agent. 9, max_tokens = 2048) agent = create_pandas_dataframe_agent (llm, df_race, verbose = True) agent. Visual Studio Code; An OpenAI API Key; Python version 3. agent. You can then directly request the agent via the run() method. Create a file: main. The create_csv_agent() function in the LangChain codebase is used to create a CSV agent by loading data into a pandas DataFrame and using a pandas agent. A few-shot prompt template can be constructed from either a set of examples, or from an Example Selector object. Chains are fundamental building blocks LangChain Library. Well, because everyone wants to see the LLM's at work! The app reads the CSV file from langchain_community. In this section, we will learn how to analyze dataframes using LLMs with the help of an agent. Under the hood, this agent is using the OpenAI tool-calling capabilities, so we need to use a ChatOpenAI model. agents import create_pandas_dataframe_agent import Pandas. The create_csv_agent function is implied to be used in a SQL database approach. # Initialize the ChatOpenAI model llm = ChatOpenAI (model="gpt-3. Problem. Nov 21, 2023 · 🤖. run ("データフレームは、中山競馬場で行われた2023年有馬記念（GI・芝2500m）のレース結果です。 Jan 23, 2024 · In this example, multiple agents are connected, but compared to above they do NOT share a shared scratchpad. agent_types import AgentType from langchain. llms 👉🏻 Kick-start your freelance career in data: https://www. py: loads required libraries; reads set of question from a yaml config file; answers the question using hardcoded, standard Pandas approach; uses Vertex Jul 21, 2023 · You can load them via load_tools() from langchain. read_csv ("titanic. from_template ( May 17, 2023 · Setting up the agent is fairly straightforward as we're going to be using the create_pandas_dataframe_agent that comes with langchain. We will also provide a step-by-step guide on Dec 9, 2024 · langchain_experimental 0. its not able to detect t. Python agent - an agent capable of producing and executing Python code. How to do this? Note: I tried using the prefix langchain_experimental. It is mostly optimized for question answering. schema. read_csv(‘evm_data. The two main ways to do this are to either: Dec 9, 2024 · kwargs (Any) – Additional kwargs to pass to langchain_experimental. Dec 15, 2023 · I would like to create a FewShotPromptTemplate within the agent itself and pass some pandas code exemple like we do in FewShotPromptTemplate. openai import OpenAIEmbeddings from langchain. This can be You are working with a pandas dataframe in Python. agents module. 5-turbo", temperature = 0) # Define your prompt template TEMPLATE = """You are working with a pandas dataframe in Python. First, let’s load some dummy data for demonstration purposes. chat_pandas_df. By simplifying the complexities of data processing with extra_tools (Sequence) – Additional tools to give to agent on top of a PythonAstREPLTool. LLMs are great for building question-answering systems over various types of data sources. Langchain’s create_pandas_dataframe_agent is a utility that facilitates the creation of an intelligent agent capable of interacting with pandas Mar 6, 2024 · from langchain. 0. So I need to pass the department name as variable in the prompt langchain-pandas-agent-example LangChain is a library that utilizes natural language processing and machine learning algorithms to create agents to answer questions from CSV data. This notebook shows how to use agents to interact with a Spark DataFrame and Spark Connect. For example: df has columns department, salary, manager_name, emp_name. Apr 18, 2025 · 易 Step 2: Build the AI Agent. May 23, 2024 · LLMs in Action with LangChain Agents. What are the multiple independent agents? In this case, the independent agents are a LangChain agent. This allows your agents to run potentially untrusted code in a secure environment. Suppose you are using LangChain, a popular data analysis platform. vectorstores import Pinecone from langchain. Dec 9, 2024 · Example:. Using an example set Create the example set It utilizes LangChain's CSV Agent and Pandas DataFrame Agent, alongside OpenAI and Gemini APIs, to facilitate natural language interactions with structured data, aiming to uncover hidden insights through conversational AI. Take advantage of the LangChain create_pandas_dataframe_agent API to use Vertex AI Generative AI in Google Cloud to answer English-language questions about Pandas dataframes. If your data is in a CSV file, you can use this function to create your agent. create_csv_agent , create_panda_agent . May 4, 2024 · After covering the fundamentals of prompting, let’s explore agents further. run(user_message). 5 to create an intelligent agent for the pandas library. If it doesn't, you might need to add this support yourself. llms import Ollama llm = Ollama (model = " llama3 ") # サンプルデータとしてタイタニックのデータセットを読み込ませる df = pd Dec 21, 2023 · The create_csv_agent function in the langchain_experimental. chains import RetrievalQA # load agents and tools modules import pandas as pd from azure. How have you been since our last interaction? Based on the information you've provided, it seems like you're trying to load all rows from a dataframe using the create_pandas_dataframe_agent function in LangChain, but it's only using the first 5 rows to generate responses. by. 📄️ Pandas Dataframe. Apr 19, 2024 · I have a Datarame and want to query it using langchain create_pandas_dataframe_agent. agent_toolkits. Transitioning from LangChain to LangGraph. You can access them via AgentType() from langchain. This modification uses the create_pandas_dataframe_agent to create an agent that can handle the DataFrame and then invokes it with the question. session_state. We’ll be using a heart disease risk dataset for this demo. llms import OpenAI df = pd. In the Gradio app, we use: File uploader for the user to upload the CSV LLMs are great for building question-answering systems over various types of data sources. Return type: AgentExecutor. Many of the applications you build with LangChain will contain multiple steps with multiple invocations of LLM calls. Setting Up Tools for the Agent This agent relies on access to a python repl tool which can execute arbitrary code. tools import Tool from pydantic import BaseModel, Field # Define your custom tool function def custom_tool_func (query: str) -> str: # Your custom logic here return "custom tool result" # Define the input schema for your Feb 19, 2025 · A big use case for LangChain is creating agents. After initializing the the LLM and the agent (the csv agent is initialized with a csv file containing data from an online retailer), I run the agent with agent. This notebook shows how to use agents to interact with a Pandas DataFrame. agent import AgentExecutor from langchain. from langchain_experimental. agents. LangChain agents (the AgentExecutor in particular) have multiple configuration parameters. base import (create_pandas_dataframe_agent,) from langchain_openai import ChatOpenAI I will install llm using the Dec 9, 2024 · langchain. llm: The LangChain agent initialized earlier with the Google Generative AI model. This notebook shows how to use agents to interact with a Pandas DataFrame. Feb 29, 2024 · @dosu-bot, the approach to remove/filter out the code before it is displayed is a smart approach. Oct 13, 2023 · To create an agent for Pandas DataFrame, import the create_pandas_dataframe_agent object from the langchain. chat_models import AzureChatOpenAI from langchain. Getting some Data Aug 16, 2024 · Yes, LangChain has built-in support for querying Pandas DataFrames using natural language. 这个 notebook 展示了如何使用 Agent 与 Pandas DataFrame 交互。 它主要针对问答进行了优化。 注意：此 Agent 在底层调用了 Python Agent，后者执行 LLM 生成的 Python 代码 - 如果 LLM 生成的 Python 代码有害，这可能会很糟糕。 Mar 7, 2024 · Based on the context provided, the create_csv_agent and create_pandas_dataframe_agent functions in the LangChain framework serve different purposes and their usage depends on the specific requirements of your data analytics tasks. Here is an example: Mar 1, 2023 · Other agent toolkit examples: JSON agent - an agent capable of interacting with a large JSON blob. In this example, we will use OpenAI Tool Calling to create this agent. Sometimes, when the agent responds with the code, it mentions how the code needs to be run in an interactive environment or in a notebook, for example. To understand how LangChain agents work, let’s first create a custom agent. This data is available online and can be read in the pandas dataframe directly. 5-turbo", temperature=0) agent_executor = create_pandas_dataframe_agent(llm, df, agent_type="tool-calling", verbose=True Aug 31, 2023 · DOCKER_BUILDKIT=1 docker build --target=runtime . Example Pre-Requisites. This is ideal for building tools such as code interpreters, or Advanced Data Analysis like in ChatGPT. You can use the create_pandas_dataframe_agent function to construct an agent that interacts with Pandas DataFrames. csv") llm = ChatOpenAI(model="gpt-3. This can be dangerous and requires a specially sandboxed environment to be safely used. It effectively creates an agent that uses OpenAI's Oct 10, 2023 · Agent test example 2. To load the data, I’ve prepared a function that allows you to upload an Excel file from your local disk. Agents are responsible for taking user input, processing it, and generating a response. The function first checks if the pandas package is installed. Nov 6, 2024 · When the Pandas DataFrame Agent receives a question, it converts it into Python code using the Python Agent. May 24, 2024 · from langchain_openai import ChatOpenAI from langchain_experimental. Thanks again for your advice but unfortunately it really seems that it is not related to the csv file. llms import OpenAI import pandas as pd We set the OpenAI key to authorize access to associated models: import os os. manager import CallbackManagerForLLMRun from langchain_core. from langchain_openai import ChatOpenAI from langchain_experimental. from langchain_community. A multi-agent network is an architecture that leverages a "divide-and-conquer" approach by breaking down complex tasks into smaller, specialized agents. embeddings. Defaults to “pandas”. Aug 6, 2023 · from langchain. 350' is designed to create a CSV agent by loading the data into a pandas DataFrame and using a pandas agent. For those who might not be familiar, an agent is is a software program that can access and use a large language model (LLM). Engage the LLM: Activate LangChain’s Pandas Agent Python Streamlit web app allowing users to interact with their data from a CSV or XLSX file, utilizing OpenAI API and LangChain. datalumina. agents import create_csv_agent from langchain_experimental. document_loaders. Automate Everything. We also test the limits of what This notebook shows how to use agents to interact with a pandas dataframe. chat_models import ChatOpenAI Spark Dataframe. I wanted to let you know that we are marking this issue as stale. Very impressed with the new library for stateful implementations of agentic systems. Nov 17, 2023 · from langchain. from langchain. Memory is needed to enable conversation. Could you provide me with a sample code that excludes SQL/SQL queries? I use AzureOpenAI with GPT-4o. You should use the tools below to answer the question posed of you: {tools} Use the following format: Question: the input question you must answer Thought: you should always think about what to do Action: the action to take, should be one of [{tool_names}] Action Input: the input to the action Observation Aug 25, 2023 · # load core modules import pinecone from langchain. Here’s how you can do it: Agent Constructor Here, we will use the high level create_openai_tools_agent API to construct the agent. As these applications get more complex, it becomes crucial to be able to inspect what exactly is going on inside your chain or agent. Also, LangChain has a create_csv_agent function that creates a pandas dataframe agent from a CSV file. It provides a comprehensive set of tools for working with structured data, making it a versatile option for tasks such as data cleaning, transformation, and analysis. I love it. Apr 7, 2023 · from langchain. read_csv("titanic. io/data-freelancerLet's dive into the Pandas DataFrame Agent from the LangChain library Jun 14, 2023 · System Info langchain version = 0. ZERO_SHOT_REACT_DESCRIPTION, # The agent’s behavior type allow_dangerous_code=True # Set this to False in production for May 12, 2023 · In this blog, we will explore Langchain's Pandas Agent and CSV Agent, explaining how they work and their key features. E2B Data Analysis. Python Agent. When the Optional but recommended, and required if using callback handlers. agent_toolkits import create_pandas_dataframe_agent from langchain_experimental. In Agents, a language model is used as a reasoning engine to determine which actions to take and in which order. Jul 30, 2024 · Photo by Hitesh Choudhary on Unsplash Building the Agent. agent = create_pandas_dataframe_agent(llm, df, verbose=True, agent_type=AgentType. simpeaeyoxlxijegwtudctcvvefwljfphdpohrywkyuwhouypnnlbcogd