From 991b2e32a8dc62f6cf088bf2b518f3f105e3111e Mon Sep 17 00:00:00 2001
From: Justin Carpentier <justin.carpentier@inria.fr>
Date: Wed, 1 Feb 2023 16:36:52 +0100
Subject: [PATCH] core: fix for Python 3.6

---
 include/eigenpy/quaternion.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/eigenpy/quaternion.hpp b/include/eigenpy/quaternion.hpp
index a1210137..af047796 100644
--- a/include/eigenpy/quaternion.hpp
+++ b/include/eigenpy/quaternion.hpp
@@ -350,7 +350,7 @@ class QuaternionVisitor
 
  public:
   static void expose() {
-#if BOOST_VERSION / 100 % 1000 < 71
+#if PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 6
     typedef EIGENPY_SHARED_PTR_HOLDER_TYPE(Quaternion) HolderType;
 #else
     typedef ::boost::python::detail::not_specified HolderType;
-- 
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