fix minddata codex

mindspore/ccsrc/dataset/engine/opt/pass.h

@@ -88,6 +88,8 @@ class NodePass : public Pass {
   // Default DFS traversal
   explicit NodePass(Order order = Order::DFS) { traversalOrder_ = order; }
 
+  ~NodePass() = default;
+
   // Run the transformation pass against the execution tree.
   // @param tree - Pointer to the execution tree to be transformed.
   // @param modified - Pointer to the modified flag,

mindspore/ccsrc/dataset/text/kernels/lookup_op.h

@@ -35,6 +35,8 @@ class LookupOp : public TensorOp {
   // @param WordIdType default_id, id to lookup if a word is not in vocab
   explicit LookupOp(std::shared_ptr<Vocab> vocab, WordIdType default_id = Vocab::kSpecialTokens::unk);
 
+  ~LookupOp() = default;
+
   // perform actual lookup on each tensor
   // @param const std::shared_ptr<Tensor> &input
   // @param std::shared_ptr<Tensor> *output

mindspore/ccsrc/dataset/text/vocab.h

@@ -71,6 +71,8 @@ class Vocab {
   // @param std::unordered_map<WordType, WordIdType> map - sanitized word2id map
   explicit Vocab(std::unordered_map<WordType, WordIdType> map);
 
+  ~Vocab() = default;
+
   // enum type that holds all special tokens, add more if needed
   enum kSpecialTokens : WordIdType { pad = 0, unk = 1, num_tokens = 2 };