def METHOD_NAME(self, job):
    project_block = self.get_item(self.PROJECT_UPDATES, job.project_id)
    inventory_block = self.get_item(self.INVENTORY_UPDATES, job.inventory_id)
    if job.allow_simultaneous is False:
        job_block = self.get_item(self.JOB_TEMPLATE_JOBS, job.job_template_id)
    else:
        job_block = None
    return project_block or inventory_block or job_block