Fix: attribute access for 'MetaOperator'

include/aidge/operator/MetaOperator.hpp

@@ -36,7 +36,10 @@ public:
     std::shared_ptr<SequentialScheduler> mScheduler;
     std::weak_ptr<Node> mUpperNode;
 
-   public:
+private:
+    const std::shared_ptr<DynamicAttributes> mAttributes = std::make_shared<DynamicAttributes>();
+
+public:
     MetaOperator_Op(const std::string& type, const std::shared_ptr<GraphView>& graph, const std::vector<InputCategory>& forcedInputsCategory = {});
 
     /**
@@ -92,7 +95,7 @@ public:
         mGraph->setDataType(datatype);
     }
 
-    std::shared_ptr<Attributes> attributes() const override;
+    inline std::shared_ptr<Attributes> attributes() const override { return mAttributes; }
 
     Elts_t getNbRequiredData(const IOIndex_t inputIdx) const override;
     Elts_t getNbRequiredProtected(const IOIndex_t inputIdx) const override;

src/operator/MetaOperator.cpp

@@ -48,6 +48,10 @@ Aidge::MetaOperator_Op::MetaOperator_Op(const std::string& type, const std::shar
             mOutputs[outputIdx] = std::dynamic_pointer_cast<Tensor>(outputOp.first->getOperator()->getRawOutput(outputOp.second));
         }
     }
+
+    for (const auto& node : mGraph->getRankedNodesName("{1}_{3}")) {
+        mAttributes->addAttr(node.second, node.first->getOperator()->attributes());
+    }
 }
 
 std::shared_ptr<Aidge::Operator> Aidge::MetaOperator_Op::clone() const {
@@ -119,22 +123,6 @@ std::set<std::string> Aidge::MetaOperator_Op::getAvailableBackends() const {
     return backendsList;
 }
 
-std::shared_ptr<Aidge::Attributes> Aidge::MetaOperator_Op::attributes() const {
-    auto attrs = std::make_shared<DynamicAttributes>();
-
-    for (const auto& node : mGraph->getRankedNodesName("{3}")) {
-        const auto attributes = node.first->getOperator()->attributes();
-        if (attributes) {
-            const auto nodeAttrs = DynamicAttributes(attributes->getAttrs());
-            attrs->addAttr(node.first->type() + "#" + node.second, nodeAttrs);
-            if (node.second == "0") {
-                attrs->addAttr(node.first->type(), nodeAttrs);
-            }
-        }
-    }
-
-    return attrs;
-}
 
 Aidge::Elts_t Aidge::MetaOperator_Op::getNbRequiredData(const IOIndex_t inputIdx) const {
     if (mImpl) {