Method ParallelForImpl

oneflow/core/thread/thread_runtime.h:65–68

class SeqRuntime final : public RuntimeBase {
 private:
  void ParallelForImpl(int64_t begin, int64_t end, const CallableT& func, size_t num_threads,
                       size_t grain_size) override {
    return SeqFor(begin, end, func);
  }
};

class OfRuntime final : public RuntimeBase {