---
title: "Execute Python Script"
slug: "execute-python-script"
updated: 2025-08-28T21:23:59Z
published: 2025-08-28T21:23:59Z
canonical: "documentation.decisions.com/execute-python-script"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://documentation.decisions.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Execute Python Script

| ## Step Details |
| --- |
| **Introduced in Version** | 6.0.0 |
| **Last Modified in Version** | 9.15.0 |
| **Location** | Integration > Python |

The **Execute Python Script** step allows users to execute Python scripts in a Flow.

### Prerequisites

This step requires the Python module to be [installed](https://documentation.decisions.com/docs/installing-modules-decisions) before it will be available in the toolbox. Users in v9 will need to create a [Project dependency](https://documentation.decisions.com/docs/project-dependencies) as well.

---

## Properties

#### Settings

| Property | Description | Data Type |
| --- | --- | --- |
| Specify Python Path | Enabling this setting allows users to choose a custom Python executable by its file path. A field will appear beneath this setting when enabled that will allow the path to be entered. | Boolean |

#### Inputs

| Property | Description | Data Type |
| --- | --- | --- |
| Parameters | Input parameters for the script file | List of String |
| Script File | Python script file to execute | FileData |
| Working Directory | The directory that is used to search for the executable and store generated files. If no values are entered, this location will point to: C:\Program Files\Decisions\Decisions Server | String |
|  |  |  |

#### Outputs

| Property | Description | Data Type |
| --- | --- | --- |
| Error | Displays the error message when executing the script file | String |
| Success | Displays the output string of the executed script | String |

---

## Example Inputs and Outputs

| Parameters | Script File | Working Directory | Output |
| --- | --- | --- | --- |
| Sam, Worth | example.py | Null | "Welcome Sam Worth" |
| Tom | example.py | Null | "Welcome" |
| Null | Null | Null | "File could not be null" |

#### ![](https://cdn.document360.io/6ef8bcc1-6489-4486-9ad1-83acff7e5df0/Images/Documentation/image-1675089168634.png)

---

## Step Changes

| Description | Version | Release Date | Developer Task |
| --- | --- | --- | --- |
| Added “Specify Python Path” property. | [9.15](https://documentation.decisions.com/v99/docs/version-915x-release-notes) | September 2025 | [DT-045372] |

## Related

- [Script Form](/script-form.md)