From 4547e989ea5062fb3fc8101b7e9532b4e0bc17b8 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sat, 12 Mar 2022 22:22:00 +0100
Subject: [PATCH] PyCXX: remove use of std::iterator that is deprecated since
 C++17

---
 src/CXX/Python3/Objects.hxx | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/CXX/Python3/Objects.hxx b/src/CXX/Python3/Objects.hxx
index 09533e3c9b..415a191ac8 100644
--- a/src/CXX/Python3/Objects.hxx
+++ b/src/CXX/Python3/Objects.hxx
@@ -1442,8 +1442,14 @@ namespace Py
         }
 
         class PYCXX_EXPORT iterator
-        : public random_access_iterator_parent( seqref<T> )
         {
+        public:
+            using iterator_category = std::random_access_iterator_tag;
+            using value_type = seqref<T>;
+            using difference_type = int;
+            using pointer = value_type*;
+            using reference = value_type&;
+
         protected:
             friend class SeqBase<T>;
             SeqBase<T> *seq;
@@ -1595,8 +1601,14 @@ namespace Py
         }
 
         class PYCXX_EXPORT const_iterator
-        : public random_access_iterator_parent( const Object )
         {
+        public:
+            using iterator_category = std::random_access_iterator_tag;
+            using value_type = const Object;
+            using difference_type = int;
+            using pointer = value_type*;
+            using reference = value_type&;
+
         protected:
             friend class SeqBase<T>;
             const SeqBase<T> *seq;