"test on parallel do op"

paddle/operators/parallel_do_op.cc

@@ -79,6 +79,7 @@ inline void CopyOrShare(const framework::Variable &src,
     } else {
       Copy(src.Get<LoDTensor>(), dst_place, dst->GetMutable<LoDTensor>());
     }
+    dst->set_lod(src.lod());
   } else if (src.IsType<SelectedRows>()) {
     auto &src_sr = src.Get<SelectedRows>();
     auto *dst_sr = dst->GetMutable<SelectedRows>();
@@ -89,6 +90,7 @@ inline void CopyOrShare(const framework::Variable &src,
     } else {
       Copy(src_sr.value(), dst_place, dst_sr->mutable_value());
     }
+    dst_sr->set_rows(src_sr.rows());
   } else {
     PADDLE_THROW("Expect LoDTensor/SelectedRows, get %s", src.Type().name());
   }
@@ -145,6 +147,7 @@ class ParallelDoOp : public framework::OperatorBase {
         auto *sub_scope = sub_scopes[i];
         auto *dst = sub_scope->Var(param)->GetMutable<LoDTensor>();
         framework::Copy(src, place, dst);
+        dst->set_lod(src.lod());
       }
     }
     WaitOnPlaces(places);