code: def get_pool_context(self):
          # TODO: Add in-process caching
          
          context = {self.current.lane_id: self.current.role, 'self': self.current.role}
          for lane_id, role_id in self.current.pool.items():
              if role_id:
                  context[lane_id] = lazy_object_proxy.Proxy(
                      lambda: self.role_model(super_context).objects.get(role_id))
          return context
docs: Builds context for the WF pool.
  
          Returns:
              Context dict.