evaluate_expression

DataPipeline.Client.evaluate_expression(**kwargs)

Task runners call EvaluateExpression to evaluate a string in the context of the specified object. For example, a task runner can evaluate SQL queries stored in Amazon S3.

See also: AWS API Documentation

Request Syntax

response = client.evaluate_expression(
    pipelineId='string',
    objectId='string',
    expression='string'
)

Parameters

• pipelineId (string) --

  [REQUIRED]

  The ID of the pipeline.

• objectId (string) --

  [REQUIRED]

  The ID of the object.

• expression (string) --

  [REQUIRED]

  The expression to evaluate.

Return type

dict

Returns

Response Syntax

{
    'evaluatedExpression': 'string'
}

Response Structure

• (dict) --

  Contains the output of EvaluateExpression.

  • evaluatedExpression (string) --

    The evaluated expression.

Exceptions

• DataPipeline.Client.exceptions.InternalServiceError
• DataPipeline.Client.exceptions.TaskNotFoundException
• DataPipeline.Client.exceptions.InvalidRequestException
• DataPipeline.Client.exceptions.PipelineNotFoundException
• DataPipeline.Client.exceptions.PipelineDeletedException