Fix PyObj impl ctor

rt/include/python/builtins.hpp

@@ -66,7 +66,7 @@ class PyObj : public std::shared_ptr<typename RealType<T>::type> {
 public:
   using inner = typename RealType<T>::type;
 
-        /*PyObj() : std::shared_ptr<inner>() {}
+        PyObj() : std::shared_ptr<inner>() {}
         PyObj(std::nullptr_t) : std::shared_ptr<inner>(nullptr) {}
         PyObj(inner *ptr) : std::shared_ptr<inner>(ptr) {}
         PyObj(const std::shared_ptr<inner> &ptr) : std::shared_ptr<inner>(ptr) {}
@@ -83,14 +83,17 @@ public:
         PyObj(const PyObj<U> &ptr) : std::shared_ptr<inner>(ptr) {}
 
         template<typename U>
-        PyObj(PyObj<U> &&ptr) : std::shared_ptr<inner>(ptr) {}*/
+        PyObj(PyObj<U> &&ptr) : std::shared_ptr<inner>(ptr) {}
 
-  template<typename... Args>
-        PyObj(Args&&... args) : std::shared_ptr<inner>(std::forward<Args>(args)...) {}
 
   // using make_shared
   template<class U>
-  PyObj(const U& other) : std::shared_ptr<inner>(std::make_shared<T>(other)) {}
+  PyObj(U&& other) : std::shared_ptr<inner>(std::make_shared<inner>(other)) {}
+
+  /*template<typename... Args>
+        PyObj(Args&&... args) : std::shared_ptr<inner>(std::forward<Args>(args)...) {}*/
+
+
 
   template<class U>
   bool operator==(const PyObj<U> &other) const {