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# AWS::SageMaker::ModelPackage ModelDataSource
<a name="aws-properties-sagemaker-modelpackage-modeldatasource"></a>

Specifies the location of ML model data to deploy. If specified, you must specify one and only one of the available data sources.

## Syntax
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To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-sagemaker-modelpackage-modeldatasource-syntax.json"></a>

```
{
  "[S3DataSource](#cfn-sagemaker-modelpackage-modeldatasource-s3datasource)" : S3ModelDataSource
}
```

### YAML
<a name="aws-properties-sagemaker-modelpackage-modeldatasource-syntax.yaml"></a>

```
  [S3DataSource](#cfn-sagemaker-modelpackage-modeldatasource-s3datasource): 
    S3ModelDataSource
```

## Properties
<a name="aws-properties-sagemaker-modelpackage-modeldatasource-properties"></a>

`S3DataSource`  <a name="cfn-sagemaker-modelpackage-modeldatasource-s3datasource"></a>
Specifies the S3 location of ML model data to deploy.  
*Required*: No  
*Type*: [S3ModelDataSource](aws-properties-sagemaker-modelpackage-s3modeldatasource.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)