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adk-python/contributing/samples/toolbox_agent/README.md
T
Dana K. WilliamsandCopybara-Service 2486349268 docs: Fix missing toolbox-core dependency and improve installation guide
Merge https://github.com/google/adk-python/pull/1195

## Summary
Updated the Toolbox Agent documentation to address a critical missing dependency that prevents the agent from running successfully.

## Changes Made
- **Added missing dependency**: Documented that `toolbox-core` must be installed via `pip install toolbox-core`
- **Improved documentation structure**: Added clear section numbering and better organization
- **Enhanced readability**: Fixed grammar, capitalization, and formatting throughout
- **Added Prerequisites section**: Set clear expectations before installation begins
- **Clarified optional steps**: Made it clearer when database creation can be skipped

## Problem Solved
The original documentation was missing a crucial step - installing the `toolbox-core` package. Without this dependency, users encounter an `ImportError: No module named 'toolbox-core'` when trying to use the `ToolboxToolset` class in ADK. This fix ensures users can successfully set up and run the agent without encountering import errors.

## Testing
- Verified the installation steps work correctly with the added dependency
- Confirmed the agent runs successfully after following the updated documentation

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/adk-python/pull/1195 from designcomputer:patch-1 b90c71fe95aa09a3dca069e91f14791f557ab2e3
PiperOrigin-RevId: 785487495
2025-07-21 10:29:33 -07:00

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Markdown

# Toolbox Agent
This agent utilizes [MCP toolbox for database](https://googleapis.github.io/genai-toolbox/getting-started/introduction/) to assist end users based on information stored in a database.
Follow the steps below to run this agent.
## Prerequisites
Before starting, ensure you have Python installed on your system.
## Installation Steps
### 1. Install Toolbox
Run the following command to download and install the toolbox:
```bash
export OS="linux/amd64" # one of linux/amd64, darwin/arm64, darwin/amd64, or windows/amd64
curl -O https://storage.googleapis.com/genai-toolbox/v0.5.0/$OS/toolbox
chmod +x toolbox
```
### 2. Install SQLite
Install SQLite from [https://sqlite.org/](https://sqlite.org/)
### 3. Install Required Python Dependencies
**Important**: The ADK's `ToolboxToolset` class requires the `toolbox-core` package, which is not automatically installed with the ADK. Install it using:
```bash
pip install toolbox-core
```
### 4. Create Database (Optional)
*Note: A database instance is already included in the project folder. Skip this step if you want to use the existing database.*
To create a new database:
```bash
sqlite3 tool_box.db
```
Run the following SQL commands to set up the hotels table:
```sql
CREATE TABLE hotels(
id INTEGER NOT NULL PRIMARY KEY,
name VARCHAR NOT NULL,
location VARCHAR NOT NULL,
price_tier VARCHAR NOT NULL,
checkin_date DATE NOT NULL,
checkout_date DATE NOT NULL,
booked BIT NOT NULL
);
INSERT INTO hotels(id, name, location, price_tier, checkin_date, checkout_date, booked)
VALUES
(1, 'Hilton Basel', 'Basel', 'Luxury', '2024-04-22', '2024-04-20', 0),
(2, 'Marriott Zurich', 'Zurich', 'Upscale', '2024-04-14', '2024-04-21', 0),
(3, 'Hyatt Regency Basel', 'Basel', 'Upper Upscale', '2024-04-02', '2024-04-20', 0),
(4, 'Radisson Blu Lucerne', 'Lucerne', 'Midscale', '2024-04-24', '2024-04-05', 0),
(5, 'Best Western Bern', 'Bern', 'Upper Midscale', '2024-04-23', '2024-04-01', 0),
(6, 'InterContinental Geneva', 'Geneva', 'Luxury', '2024-04-23', '2024-04-28', 0),
(7, 'Sheraton Zurich', 'Zurich', 'Upper Upscale', '2024-04-27', '2024-04-02', 0),
(8, 'Holiday Inn Basel', 'Basel', 'Upper Midscale', '2024-04-24', '2024-04-09', 0),
(9, 'Courtyard Zurich', 'Zurich', 'Upscale', '2024-04-03', '2024-04-13', 0),
(10, 'Comfort Inn Bern', 'Bern', 'Midscale', '2024-04-04', '2024-04-16', 0);
```
### 5. Create Tools Configuration
Create a YAML file named `tools.yaml`. See the contents in the agent folder for reference.
### 6. Start Toolbox Server
Run the following command in the agent folder:
```bash
toolbox --tools-file "tools.yaml"
```
The server will start at `http://127.0.0.1:5000` by default.
### 7. Start ADK Web UI
Follow the ADK documentation to start the web user interface.
## Testing the Agent
Once everything is set up, you can test the agent with these sample queries:
- **Query 1**: "What can you do for me?"
- **Query 2**: "Could you let me know the information about 'Hilton Basel' hotel?"