code: def set_work_spec(self, work_spec):
          '''
          work_spec is a dict()
          work_spec['name'] is used as work_spec_name in other API calls
          work_spec['nice'] is used for prioritization, if set.
          '''
          self.validate_work_spec(work_spec)
  
          nice = int(work_spec.get('nice', 0))
          work_spec_name = work_spec['name']
          with self.registry.lock(identifier=self.worker_id) as session:
              session.update(NICE_LEVELS, {work_spec_name: nice})
              session.update(WORK_SPECS,  {work_spec_name: work_spec}f set_work_spec(self, work_spec):
          '''
          work_spec is a dict()
          work_spec['name'] is used as work_spec_name in other API calls
          work_spec['nice'] is used for prioritization, if set.
          '''
          self.validate_work_spec(work_spec)
  
          nice = int(work_spec.get('nice', 0))
          work_spec_name = work_spec['name']
          with self.registry.lock(identifier=self.worker_id) as session:
              session.update(NICE_LEVELS, {work_spec_name: nice})
              session.update(WORK_SPECS,  {work_spec_name: work_spec})
docs: work_spec is a dict()
          work_spec['name'] is used as work_spec_name in other API calls
          work_spec['nice'] is used for prioritization, if set.