def execute(self):
<EOL>self.generate_workflow_description()<EOL>if self.batch_values:<EOL><INDENT>self.id = self.workflow.launch_batch_workflow(self.definition)<EOL><DEDENT>else:<EOL><INDENT>self.id = self.workflow.launch(self.definition)<EOL><DEDENT>return self.id<EOL>
Execute the workflow.

Args:
    None

Returns:
    Workflow_id