mirror of https://github.com/hwchase17/langchain
cohere[patch]: misc fixs tool use agent and cohere chat (#19705)
Bug fixes in this PR: * allows for other params such as "message" not just the input param to the prompt for the cohere tools agent * fixes to documents kwarg from messages * fixes to tool_calls API call --------- Co-authored-by: Harry M <127103098+harry-cohere@users.noreply.github.com>pull/19599/head^2
BeatrixCohere
5 months ago
committed by
GitHub
parent
b35e68c41f
commit
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{
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"cells": [
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{
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"cell_type": "raw",
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"metadata": {},
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"source": [
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"---\n",
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"sidebar_position: 0\n",
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"---"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Cohere Tools\n",
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"\n",
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"The following notebook goes over how to use the Cohere tools agent:"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Prerequisites for this notebook:"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Requirement already satisfied: langchain in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (0.1.13)\n",
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"Requirement already satisfied: langchain-cohere in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (0.1.0rc2)\n",
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"Requirement already satisfied: PyYAML>=5.3 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (6.0.1)\n",
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"Requirement already satisfied: SQLAlchemy<3,>=1.4 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (2.0.27)\n",
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"Requirement already satisfied: aiohttp<4.0.0,>=3.8.3 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (3.9.3)\n",
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"Requirement already satisfied: dataclasses-json<0.7,>=0.5.7 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (0.6.4)\n",
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"Requirement already satisfied: jsonpatch<2.0,>=1.33 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (1.33)\n",
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"Requirement already satisfied: langchain-community<0.1,>=0.0.29 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (0.0.29)\n",
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"Requirement already satisfied: langchain-core<0.2.0,>=0.1.33 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (0.1.35)\n",
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"Requirement already satisfied: langchain-text-splitters<0.1,>=0.0.1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (0.0.1)\n",
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"Requirement already satisfied: langsmith<0.2.0,>=0.1.17 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (0.1.31)\n",
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"Requirement already satisfied: numpy<2,>=1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (1.24.4)\n",
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"Requirement already satisfied: pydantic<3,>=1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (2.6.4)\n",
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"Requirement already satisfied: requests<3,>=2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (2.31.0)\n",
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"Requirement already satisfied: tenacity<9.0.0,>=8.1.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain) (8.2.3)\n",
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"Requirement already satisfied: cohere<6.0.0,>=5.1.4 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain-cohere) (5.1.4)\n",
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"Requirement already satisfied: aiosignal>=1.1.2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from aiohttp<4.0.0,>=3.8.3->langchain) (1.3.1)\n",
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"Requirement already satisfied: attrs>=17.3.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from aiohttp<4.0.0,>=3.8.3->langchain) (23.2.0)\n",
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"Requirement already satisfied: frozenlist>=1.1.1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from aiohttp<4.0.0,>=3.8.3->langchain) (1.4.1)\n",
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"Requirement already satisfied: multidict<7.0,>=4.5 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from aiohttp<4.0.0,>=3.8.3->langchain) (6.0.5)\n",
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"Requirement already satisfied: yarl<2.0,>=1.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from aiohttp<4.0.0,>=3.8.3->langchain) (1.9.4)\n",
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"Requirement already satisfied: httpx>=0.21.2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from cohere<6.0.0,>=5.1.4->langchain-cohere) (0.27.0)\n",
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"Requirement already satisfied: typing_extensions>=4.0.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from cohere<6.0.0,>=5.1.4->langchain-cohere) (4.10.0)\n",
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"Requirement already satisfied: marshmallow<4.0.0,>=3.18.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from dataclasses-json<0.7,>=0.5.7->langchain) (3.20.2)\n",
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"Requirement already satisfied: typing-inspect<1,>=0.4.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from dataclasses-json<0.7,>=0.5.7->langchain) (0.9.0)\n",
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"Requirement already satisfied: jsonpointer>=1.9 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from jsonpatch<2.0,>=1.33->langchain) (2.4)\n",
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"Requirement already satisfied: packaging<24.0,>=23.2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langchain-core<0.2.0,>=0.1.33->langchain) (23.2)\n",
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"Requirement already satisfied: orjson<4.0.0,>=3.9.14 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from langsmith<0.2.0,>=0.1.17->langchain) (3.9.15)\n",
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"Requirement already satisfied: annotated-types>=0.4.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from pydantic<3,>=1->langchain) (0.6.0)\n",
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"Requirement already satisfied: pydantic-core==2.16.3 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from pydantic<3,>=1->langchain) (2.16.3)\n",
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"Requirement already satisfied: charset-normalizer<4,>=2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3,>=2->langchain) (3.3.2)\n",
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"Requirement already satisfied: idna<4,>=2.5 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3,>=2->langchain) (3.6)\n",
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"Requirement already satisfied: urllib3<3,>=1.21.1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3,>=2->langchain) (2.2.1)\n",
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"Requirement already satisfied: certifi>=2017.4.17 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3,>=2->langchain) (2024.2.2)\n",
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"Requirement already satisfied: anyio in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from httpx>=0.21.2->cohere<6.0.0,>=5.1.4->langchain-cohere) (4.3.0)\n",
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"Requirement already satisfied: httpcore==1.* in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from httpx>=0.21.2->cohere<6.0.0,>=5.1.4->langchain-cohere) (1.0.4)\n",
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"Requirement already satisfied: sniffio in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from httpx>=0.21.2->cohere<6.0.0,>=5.1.4->langchain-cohere) (1.3.1)\n",
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"Requirement already satisfied: h11<0.15,>=0.13 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from httpcore==1.*->httpx>=0.21.2->cohere<6.0.0,>=5.1.4->langchain-cohere) (0.14.0)\n",
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"Requirement already satisfied: mypy-extensions>=0.3.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from typing-inspect<1,>=0.4.0->dataclasses-json<0.7,>=0.5.7->langchain) (1.0.0)\n",
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"Requirement already satisfied: wikipedia in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (1.4.0)\n",
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"Requirement already satisfied: beautifulsoup4 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from wikipedia) (4.12.3)\n",
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"Requirement already satisfied: requests<3.0.0,>=2.0.0 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from wikipedia) (2.31.0)\n",
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"Requirement already satisfied: charset-normalizer<4,>=2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3.0.0,>=2.0.0->wikipedia) (3.3.2)\n",
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"Requirement already satisfied: idna<4,>=2.5 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3.0.0,>=2.0.0->wikipedia) (3.6)\n",
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"Requirement already satisfied: urllib3<3,>=1.21.1 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3.0.0,>=2.0.0->wikipedia) (2.2.1)\n",
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"Requirement already satisfied: certifi>=2017.4.17 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from requests<3.0.0,>=2.0.0->wikipedia) (2024.2.2)\n",
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"Requirement already satisfied: soupsieve>1.2 in /Users/beatrix/Repos/langchain-1/.venv/lib/python3.11/site-packages (from beautifulsoup4->wikipedia) (2.5)\n"
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]
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}
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],
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"source": [
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"# install package\n",
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"!pip install langchain langchain-cohere\n",
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"!pip install wikipedia"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {},
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"outputs": [],
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"source": [
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"from langchain.agents import AgentExecutor\n",
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"from langchain.retrievers import WikipediaRetriever\n",
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"from langchain.tools.retriever import create_retriever_tool\n",
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"from langchain_cohere import create_cohere_tools_agent\n",
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"from langchain_cohere.chat_models import ChatCohere\n",
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"from langchain_core.prompts import ChatPromptTemplate"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Next we create the prompt template and cohere model"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 3,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Create the prompt\n",
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"prompt = ChatPromptTemplate.from_template(\n",
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" \"Write all output in capital letters. {input}\"\n",
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")\n",
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"\n",
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"# Create the Cohere chat model\n",
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"chat = ChatCohere(cohere_api_key=\"API_KEY\", model=\"command-r\")"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"In this example we use a Wikipedia retrieval tool "
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]
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},
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{
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"cell_type": "code",
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"execution_count": 4,
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"metadata": {},
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"outputs": [],
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"source": [
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"retriever = WikipediaRetriever()\n",
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"retriever_tool = create_retriever_tool(\n",
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" retriever,\n",
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" \"wikipedia\",\n",
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" \"Search for information on Wikipedia\",\n",
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")"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Next, create the cohere tool agent and call with the input"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 5,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"\n",
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"\n",
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"\u001b[1m> Entering new AgentExecutor chain...\u001b[0m\n",
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"\u001b[32;1m\u001b[1;3mwikipedia\u001b[0m\u001b[36;1m\u001b[1;3m\u001b[0m\u001b[32;1m\u001b[1;3m\u001b[0m\n",
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"\n",
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"\u001b[1m> Finished chain.\u001b[0m\n"
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]
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},
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{
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"data": {
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"text/plain": [
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"{'input': 'Who founded Cohere?',\n",
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" 'text': 'COHERE WAS FOUNDED BY AIDAN GOMEZ, IVAN ZAPATA, AND ALON GELLA.',\n",
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" 'additional_info': {'documents': [{'answer': '',\n",
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" 'id': 'wikipedia:0:0',\n",
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" 'tool_name': 'wikipedia'}],\n",
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" 'citations': [ChatCitation(start=22, end=63, text='AIDAN GOMEZ, IVAN ZAPATA, AND ALON GELLA.', document_ids=['wikipedia:0:0'])],\n",
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" 'search_results': None,\n",
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" 'search_queries': None,\n",
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" 'is_search_required': None,\n",
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" 'generation_id': '3b7e96be-8aad-4fa0-9ae3-7a38e800c289',\n",
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" 'token_count': {'prompt_tokens': 740,\n",
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" 'response_tokens': 27,\n",
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" 'total_tokens': 767,\n",
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" 'billed_tokens': 48}}}"
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]
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},
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"execution_count": 5,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"agent = create_cohere_tools_agent(\n",
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" llm=chat,\n",
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" tools=[retriever_tool],\n",
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" prompt=prompt,\n",
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")\n",
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"agent_executor = AgentExecutor(agent=agent, tools=[retriever_tool], verbose=True)\n",
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"agent_executor.invoke({\"input\": \"Who founded Cohere?\"})"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.11.7"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 4
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}
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