From d1910f3d6567a33b7d55d5421297988cf82c6e4d Mon Sep 17 00:00:00 2001
From: Jakob van Santen <jvansanten@gmail.com>
Date: Wed, 26 Apr 2023 21:03:32 +0200
Subject: [PATCH] Avoid degrading slice to object in generated sig

---
 src/slice.cpp | 10 ++++++++++
 test/slice.py |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/src/slice.cpp b/src/slice.cpp
index ee55f948..5ff56185 100644
--- a/src/slice.cpp
+++ b/src/slice.cpp
@@ -34,4 +34,14 @@ slice_base::step() const
         ((PySliceObject*)this->ptr())->step));
 }
 
+static struct register_slice_pytype_ptr
+{
+    register_slice_pytype_ptr()
+    {
+        const_cast<converter::registration &>(
+            converter::registry::lookup(boost::python::type_id<boost::python::slice>())
+            ).m_class_object = &PySlice_Type;
+    }
+}register_slice_pytype_ptr_;
+
 } } } // !namespace boost::python::detail
diff --git a/test/slice.py b/test/slice.py
index c58bbc02..041934cf 100644
--- a/test/slice.py
+++ b/test/slice.py
@@ -33,6 +33,8 @@ test passed
 0
 >>> check_slice_get_indices( slice( -2, -5, -2))
 6
+>>> check_slice_get_indices.__doc__.strip().split('\\n')[0]
+'check_slice_get_indices( (slice)arg1) -> int :'
 """
 
 # Performs an affirmative and negative argument resolution check.