.. _program_listing_file_include_eigenpy_copyable.hpp:

Program Listing for File copyable.hpp
=====================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_eigenpy_copyable.hpp>` (``include/eigenpy/copyable.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   //
   // Copyright (c) 2016-2023 CNRS INRIA
   // Copyright (c) 2023 Heriot-Watt University
   //
   
   #ifndef __eigenpy_utils_copyable_hpp__
   #define __eigenpy_utils_copyable_hpp__
   
   #include <boost/python.hpp>
   
   namespace eigenpy {
   
   template <class C>
   struct CopyableVisitor : public bp::def_visitor<CopyableVisitor<C> > {
     template <class PyClass>
     void visit(PyClass& cl) const {
       cl.def("copy", &copy, bp::arg("self"), "Returns a copy of *this.");
       cl.def("__copy__", &copy, bp::arg("self"), "Returns a copy of *this.");
       cl.def("__deepcopy__", &deepcopy, bp::args("self", "memo"),
              "Returns a deep copy of *this.");
     }
   
    private:
     static C copy(const C& self) { return C(self); }
     static C deepcopy(const C& self, bp::dict) { return C(self); }
   };
   }  // namespace eigenpy
   
   #endif  // ifndef __eigenpy_utils_copyable_hpp__