<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def export_data_object_info(bpmn_diagram, data_object_params, output_element):
 """ Adds DataObject node attributes to exported XML element :param bpmn_diagram: BPMNDiagramGraph class instantion representing a BPMN process diagram, :param data_object_params: dictionary with given subprocess parameters, :param output_element: object representing BPMN XML 'subprocess' element. """

        output_element.set(consts.Consts.is_collection, data_object_params[consts.Consts.is_collection])