Method is_start_node

mlx/data/core/Graph.cpp:154–156

}

bool GraphBase::is_start_node(int64_t id) const {
  return startNodeIds_.find(id) != startNodeIds_.end();
}
bool GraphBase::is_final_node(int64_t id) const {
  return finalNodeIds_.find(id) != finalNodeIds_.end();
}