home-assistant.io/source/_docs/tools/check_config.markdown
2018-04-04 08:27:33 +02:00

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---
layout: page
title: "check_config"
description: "Script to perform a check of the current configuration"
release_date: 2017-02-23 11:00:00
sidebar: true
comments: false
sharing: true
footer: true
---
Test any changes to your `configuration.yaml` file before launching Home Assistant. This script allows you to test changes without the need to restart Home Assistant.
```bash
$ hass --script check_config
```
The script has further options like checking configuration files which are not located in the default directory or showing your secrets for debugging.
```bash
$ hass --script check_config -h
usage: hass [-h] [--script {check_config}] [-c CONFIG] [-i [INFO]] [-f] [-s]
Check Home Assistant configuration.
optional arguments:
-h, --help show this help message and exit
--script {check_config}
-c CONFIG, --config CONFIG
Directory that contains the Home Assistant
configuration
-i [INFO], --info [INFO]
Show a portion of the config
-f, --files Show used configuration files
-s, --secrets Show secret information
```