LexModelsV2 / Client / create_resource_policy_statement



Adds a new resource policy statement to a bot or bot alias. If a resource policy exists, the statement is added to the current resource policy. If a policy doesn’t exist, a new policy is created.

You can’t create a resource policy statement that allows cross-account access.

See also: AWS API Documentation

Request Syntax

response = client.create_resource_policy_statement(
            'service': 'string',
            'arn': 'string'
        'string': {
            'string': 'string'
  • resourceArn (string) –


    The Amazon Resource Name (ARN) of the bot or bot alias that the resource policy is attached to.

  • statementId (string) –


    The name of the statement. The ID is the same as the Sid IAM property. The statement name must be unique within the policy. For more information, see IAM JSON policy elements: Sid.

  • effect (string) –


    Determines whether the statement allows or denies access to the resource.

  • principal (list) –


    An IAM principal, such as an IAM user, IAM role, or Amazon Web Services services that is allowed or denied access to a resource. For more information, see Amazon Web Services JSON policy elements: Principal.

    • (dict) –

      The IAM principal that you allowing or denying access to an Amazon Lex action. You must provide a service or an arn, but not both in the same statement. For more information, see AWS JSON policy elements: Principal.

      • service (string) –

        The name of the Amazon Web Services service that should allowed or denied access to an Amazon Lex action.

      • arn (string) –

        The Amazon Resource Name (ARN) of the principal.

  • action (list) –


    The Amazon Lex action that this policy either allows or denies. The action must apply to the resource type of the specified ARN. For more information, see Actions, resources, and condition keys for Amazon Lex V2.

    • (string) –

  • condition (dict) –

    Specifies a condition when the policy is in effect. If the principal of the policy is a service principal, you must provide two condition blocks, one with a SourceAccount global condition key and one with a SourceArn global condition key.

    For more information, see IAM JSON policy elements: Condition.

    • (string) –

      • (dict) –

        • (string) –

          • (string) –

  • expectedRevisionId (string) –

    The identifier of the revision of the policy to edit. If this revision ID doesn’t match the current revision ID, Amazon Lex throws an exception.

    If you don’t specify a revision, Amazon Lex overwrites the contents of the policy with the new values.

Return type:



Response Syntax

    'resourceArn': 'string',
    'revisionId': 'string'

Response Structure

  • (dict) –

    • resourceArn (string) –

      The Amazon Resource Name (ARN) of the bot or bot alias that the resource policy is attached to.

    • revisionId (string) –

      The current revision of the resource policy. Use the revision ID to make sure that you are updating the most current version of a resource policy when you add a policy statement to a resource, delete a resource, or update a resource.


  • LexModelsV2.Client.exceptions.ResourceNotFoundException

  • LexModelsV2.Client.exceptions.ConflictException

  • LexModelsV2.Client.exceptions.ServiceQuotaExceededException

  • LexModelsV2.Client.exceptions.PreconditionFailedException

  • LexModelsV2.Client.exceptions.ValidationException

  • LexModelsV2.Client.exceptions.InternalServerException

  • LexModelsV2.Client.exceptions.ThrottlingException